BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. has sponsored the creation of one or more 401k plans.
| Measure | Date | Value |
|---|
| 2023 : EQUITY INDEX FUND 2023 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2023-12-31 | $25,189,059,039 |
| Total unrealized appreciation/depreciation of assets | 2023-12-31 | $25,189,059,039 |
| Total transfer of assets to this plan | 2023-12-31 | $11,537,178,240 |
| Total transfer of assets from this plan | 2023-12-31 | $11,516,524,852 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $9,316,990,333 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $8,088,511,519 |
| Total income from all sources (including contributions) | 2023-12-31 | $32,703,248,951 |
| Total loss/gain on sale of assets | 2023-12-31 | $5,113,514,041 |
| Total of all expenses incurred | 2023-12-31 | $1,155,517 |
| Value of total assets at end of year | 2023-12-31 | $165,231,718,682 |
| Value of total assets at beginning of year | 2023-12-31 | $131,280,493,046 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-12-31 | $1,155,517 |
| Total interest from all sources | 2023-12-31 | $37,906,480 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-12-31 | $2,298,777,230 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2023-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2023-12-31 | $7,057,786 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-12-31 | $465,018,257 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-12-31 | $647,300,596 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2023-12-31 | $9,316,990,333 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-12-31 | $8,088,511,519 |
| Other income not declared elsewhere | 2023-12-31 | $26,220 |
| Administrative expenses (other) incurred | 2023-12-31 | $-99,084 |
| Total non interest bearing cash at end of year | 2023-12-31 | $27,374,000 |
| Total non interest bearing cash at beginning of year | 2023-12-31 | $35,911,000 |
| Value of net income/loss | 2023-12-31 | $32,702,093,434 |
| Value of net assets at end of year (total assets less liabilities) | 2023-12-31 | $155,914,728,349 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-12-31 | $123,191,981,527 |
| Investment advisory and management fees | 2023-12-31 | $1,243,491 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2023-12-31 | $445,544,727 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2023-12-31 | $534,653,573 |
| Interest earned on other investments | 2023-12-31 | $14,683,113 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2023-12-31 | $9,550,508,885 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2023-12-31 | $8,381,296,906 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2023-12-31 | $8,381,296,906 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2023-12-31 | $23,223,367 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2023-12-31 | $63,965,941 |
| Income. Dividends from common stock | 2023-12-31 | $2,291,719,444 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2023-12-31 | $154,743,272,813 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2023-12-31 | $121,681,330,971 |
| Aggregate proceeds on sale of assets | 2023-12-31 | $21,759,249,321 |
| Aggregate carrying amount (costs) on sale of assets | 2023-12-31 | $16,645,735,280 |
| 2022 : EQUITY INDEX FUND 2022 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-31,308,176,848 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-31,308,176,848 |
| Total transfer of assets to this plan | 2022-12-31 | $17,349,191,568 |
| Total transfer of assets from this plan | 2022-12-31 | $10,855,389,345 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $8,088,511,519 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $8,499,405,280 |
| Total income from all sources (including contributions) | 2022-12-31 | $-25,723,701,123 |
| Total loss/gain on sale of assets | 2022-12-31 | $3,688,428,993 |
| Total of all expenses incurred | 2022-12-31 | $925,596 |
| Value of total assets at end of year | 2022-12-31 | $131,280,493,046 |
| Value of total assets at beginning of year | 2022-12-31 | $150,922,211,303 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $925,596 |
| Total interest from all sources | 2022-12-31 | $17,241,652 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $1,997,808,875 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2022-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $8,978,783 |
| Administrative expenses professional fees incurred | 2022-12-31 | $11,098 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $647,300,596 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $2,151,709,363 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $8,088,511,519 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $8,499,405,280 |
| Administrative expenses (other) incurred | 2022-12-31 | $-241,228 |
| Total non interest bearing cash at end of year | 2022-12-31 | $35,911,000 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $29,503,000 |
| Value of net income/loss | 2022-12-31 | $-25,724,626,719 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $123,191,981,527 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $142,422,806,023 |
| Investment advisory and management fees | 2022-12-31 | $1,155,726 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $534,653,573 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $420,094,156 |
| Interest earned on other investments | 2022-12-31 | $7,531,944 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $8,381,296,906 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $6,418,115,897 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $6,418,115,897 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $9,709,708 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $-119,003,795 |
| Income. Dividends from common stock | 2022-12-31 | $1,988,830,092 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-12-31 | $121,681,330,971 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-12-31 | $141,902,788,887 |
| Aggregate proceeds on sale of assets | 2022-12-31 | $14,526,549,575 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $10,838,120,582 |
| 2021 : EQUITY INDEX FUND 2021 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $22,851,320,581 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $22,851,320,581 |
| Total transfer of assets to this plan | 2021-12-31 | $15,973,186,229 |
| Total transfer of assets from this plan | 2021-12-31 | $14,509,615,503 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $8,499,405,280 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $5,221,662,267 |
| Expenses. Interest paid | 2021-12-31 | $12,565 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2021-12-31 | $12,565 |
| Total income from all sources (including contributions) | 2021-12-31 | $31,204,754,351 |
| Total loss/gain on sale of assets | 2021-12-31 | $6,481,923,225 |
| Total of all expenses incurred | 2021-12-31 | $1,031,181 |
| Value of total assets at end of year | 2021-12-31 | $150,922,211,303 |
| Value of total assets at beginning of year | 2021-12-31 | $114,977,174,394 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $1,018,616 |
| Total interest from all sources | 2021-12-31 | $7,510,875 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $1,757,317,314 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2021-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $5,077,370 |
| Administrative expenses professional fees incurred | 2021-12-31 | $10,941 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $2,151,709,363 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $330,179,109 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $8,499,405,280 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $5,221,662,267 |
| Administrative expenses (other) incurred | 2021-12-31 | $-190,578 |
| Total non interest bearing cash at end of year | 2021-12-31 | $29,503,000 |
| Total non interest bearing cash at beginning of year | 2021-12-31 | $15,177,000 |
| Value of net income/loss | 2021-12-31 | $31,203,723,170 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $142,422,806,023 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $109,755,512,127 |
| Investment advisory and management fees | 2021-12-31 | $1,198,253 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $420,094,156 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $197,127,425 |
| Interest earned on other investments | 2021-12-31 | $6,684,212 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $6,418,115,897 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $5,012,692,008 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $5,012,692,008 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $826,663 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $106,682,356 |
| Income. Dividends from common stock | 2021-12-31 | $1,752,239,944 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2021-12-31 | $141,902,788,887 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2021-12-31 | $109,421,998,852 |
| Aggregate proceeds on sale of assets | 2021-12-31 | $22,548,507,437 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $16,066,584,212 |
| 2020 : EQUITY INDEX FUND 2020 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $9,210,671,140 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $9,210,671,140 |
| Total transfer of assets to this plan | 2020-12-31 | $7,980,832,368 |
| Total transfer of assets from this plan | 2020-12-31 | $13,989,305,070 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $5,221,662,267 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $7,809,488,833 |
| Expenses. Interest paid | 2020-12-31 | $25,885 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2020-12-31 | $25,885 |
| Total income from all sources (including contributions) | 2020-12-31 | $17,117,176,777 |
| Total loss/gain on sale of assets | 2020-12-31 | $6,109,498,849 |
| Total of all expenses incurred | 2020-12-31 | $989,953 |
| Value of total assets at end of year | 2020-12-31 | $114,977,174,394 |
| Value of total assets at beginning of year | 2020-12-31 | $106,457,286,838 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $964,068 |
| Total interest from all sources | 2020-12-31 | $20,882,236 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $1,809,931,054 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2020-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $4,891,939 |
| Administrative expenses professional fees incurred | 2020-12-31 | $10,355 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $330,179,109 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $281,495,692 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $5,221,662,267 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $7,809,488,833 |
| Administrative expenses (other) incurred | 2020-12-31 | $-134,168 |
| Total non interest bearing cash at end of year | 2020-12-31 | $15,177,000 |
| Total non interest bearing cash at beginning of year | 2020-12-31 | $11,463,945 |
| Value of net income/loss | 2020-12-31 | $17,116,186,824 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $109,755,512,127 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $98,647,798,005 |
| Investment advisory and management fees | 2020-12-31 | $1,087,881 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $197,127,425 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $279,910,001 |
| Interest earned on other investments | 2020-12-31 | $18,865,426 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $5,012,692,008 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $7,798,438,961 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $7,798,438,961 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $2,016,810 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $-33,806,502 |
| Income. Dividends from common stock | 2020-12-31 | $1,805,039,115 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2020-12-31 | $109,421,998,852 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2020-12-31 | $98,085,978,239 |
| Aggregate proceeds on sale of assets | 2020-12-31 | $24,856,539,574 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $18,747,040,725 |
| 2019 : EQUITY INDEX FUND 2019 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $19,238,557,854 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $19,238,557,854 |
| Total transfer of assets to this plan | 2019-12-31 | $7,332,662,190 |
| Total transfer of assets from this plan | 2019-12-31 | $8,340,200,853 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $7,809,488,833 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $6,285,517,655 |
| Expenses. Interest paid | 2019-12-31 | $16,531 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2019-12-31 | $16,531 |
| Total income from all sources (including contributions) | 2019-12-31 | $23,903,895,954 |
| Total loss/gain on sale of assets | 2019-12-31 | $2,785,647,183 |
| Total of all expenses incurred | 2019-12-31 | $959,524 |
| Value of total assets at end of year | 2019-12-31 | $106,457,286,838 |
| Value of total assets at beginning of year | 2019-12-31 | $82,037,917,893 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $942,993 |
| Total interest from all sources | 2019-12-31 | $25,951,109 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $1,796,374,464 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2019-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $5,469,173 |
| Administrative expenses professional fees incurred | 2019-12-31 | $12,165 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $281,495,692 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $280,876,049 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $7,809,488,833 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $6,285,517,655 |
| Administrative expenses (other) incurred | 2019-12-31 | $-98,699 |
| Total non interest bearing cash at end of year | 2019-12-31 | $11,463,945 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $140,516 |
| Value of net income/loss | 2019-12-31 | $23,902,936,430 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $98,647,798,005 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $75,752,400,238 |
| Investment advisory and management fees | 2019-12-31 | $1,029,527 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $279,910,001 |
| Interest earned on other investments | 2019-12-31 | $17,185,844 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $7,798,438,961 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $6,642,589,544 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $6,642,589,544 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $8,765,265 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $57,365,344 |
| Income. Dividends from common stock | 2019-12-31 | $1,790,905,291 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $98,085,978,239 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $75,114,311,784 |
| Aggregate proceeds on sale of assets | 2019-12-31 | $7,077,338,956 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $4,291,691,773 |
| 2018 : EQUITY INDEX FUND 2018 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-7,880,198,926 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-7,880,198,926 |
| Total transfer of assets to this plan | 2018-12-31 | $9,781,411,651 |
| Total transfer of assets from this plan | 2018-12-31 | $8,105,399,406 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $6,285,517,655 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $5,064,380,896 |
| Expenses. Interest paid | 2018-12-31 | $16,741 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2018-12-31 | $16,741 |
| Total income from all sources (including contributions) | 2018-12-31 | $-3,312,279,495 |
| Total loss/gain on sale of assets | 2018-12-31 | $2,937,472,871 |
| Total of all expenses incurred | 2018-12-31 | $1,524,872 |
| Value of total assets at end of year | 2018-12-31 | $82,037,917,893 |
| Value of total assets at beginning of year | 2018-12-31 | $82,454,573,256 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $1,508,131 |
| Total interest from all sources | 2018-12-31 | $21,641,271 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $1,608,805,289 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2018-12-31 | No |
| Administrative expenses professional fees incurred | 2018-12-31 | $12,354 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $280,876,049 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $182,524,602 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $6,285,517,655 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $5,064,380,896 |
| Administrative expenses (other) incurred | 2018-12-31 | $5,092 |
| Total non interest bearing cash at end of year | 2018-12-31 | $140,516 |
| Value of net income/loss | 2018-12-31 | $-3,313,804,367 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $75,752,400,238 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $77,390,192,360 |
| Investment advisory and management fees | 2018-12-31 | $1,490,685 |
| Interest earned on other investments | 2018-12-31 | $12,922,428 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $6,642,589,544 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $5,197,933,057 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $5,197,933,057 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $8,718,843 |
| Income. Dividends from common stock | 2018-12-31 | $1,608,805,289 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2018-12-31 | $75,114,311,784 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2018-12-31 | $77,074,115,597 |
| Aggregate proceeds on sale of assets | 2018-12-31 | $6,176,859,110 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $3,239,386,239 |
| 2017 : EQUITY INDEX FUND 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $-263,153,453 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $-263,153,453 |
| Total transfer of assets to this plan | 2017-12-31 | $10,439,802,466 |
| Total transfer of assets from this plan | 2017-12-31 | $31,371,301,125 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $5,064,380,896 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $6,712,775,874 |
| Expenses. Interest paid | 2017-12-31 | $475 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2017-12-31 | $475 |
| Total income from all sources (including contributions) | 2017-12-31 | $15,024,592,819 |
| Total loss/gain on sale of assets | 2017-12-31 | $13,751,666,066 |
| Total of all expenses incurred | 2017-12-31 | $2,259,438 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2017-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2017-12-31 | $0 |
| Value of total assets at end of year | 2017-12-31 | $82,454,573,256 |
| Value of total assets at beginning of year | 2017-12-31 | $90,012,133,512 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $2,258,963 |
| Total interest from all sources | 2017-12-31 | $24,578,988 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $1,511,501,218 |
| Administrative expenses professional fees incurred | 2017-12-31 | $12,316 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $182,524,602 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $1,453,332,147 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $5,064,380,896 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $6,712,775,874 |
| Value of net income/loss | 2017-12-31 | $15,022,333,381 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $77,390,192,360 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $83,299,357,638 |
| Investment advisory and management fees | 2017-12-31 | $2,246,647 |
| Interest earned on other investments | 2017-12-31 | $12,962,052 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $5,197,933,057 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $6,452,003,534 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $6,452,003,534 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $11,616,936 |
| Income. Dividends from common stock | 2017-12-31 | $1,511,501,218 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2017-12-31 | $77,074,115,597 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2017-12-31 | $82,106,797,831 |
| Aggregate proceeds on sale of assets | 2017-12-31 | $25,770,546,598 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $12,018,880,532 |
| 2016 : EQUITY INDEX FUND 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $5,273,696,406 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $5,273,696,406 |
| Total transfer of assets to this plan | 2016-12-31 | $10,848,683,716 |
| Total transfer of assets from this plan | 2016-12-31 | $6,989,687,485 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $6,712,775,874 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $6,691,369,592 |
| Total income from all sources (including contributions) | 2016-12-31 | $8,865,694,330 |
| Total loss/gain on sale of assets | 2016-12-31 | $1,881,404,887 |
| Total of all expenses incurred | 2016-12-31 | $2,287,565 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2016-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2016-12-31 | $0 |
| Value of total assets at end of year | 2016-12-31 | $90,012,133,512 |
| Value of total assets at beginning of year | 2016-12-31 | $77,268,324,234 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $2,287,565 |
| Total interest from all sources | 2016-12-31 | $24,786,142 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $1,685,806,895 |
| Administrative expenses professional fees incurred | 2016-12-31 | $12,590 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $1,453,332,147 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $188,864,112 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $6,712,775,874 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $6,691,369,592 |
| Value of net income/loss | 2016-12-31 | $8,863,406,765 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $83,299,357,638 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $70,576,954,642 |
| Investment advisory and management fees | 2016-12-31 | $2,274,975 |
| Interest earned on other investments | 2016-12-31 | $17,615,414 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $6,452,003,534 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $7,143,244,716 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $7,143,244,716 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $7,170,728 |
| Income. Dividends from common stock | 2016-12-31 | $1,685,806,895 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2016-12-31 | $82,106,797,831 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2016-12-31 | $69,936,215,406 |
| Aggregate proceeds on sale of assets | 2016-12-31 | $3,244,399,714 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $1,362,994,827 |
| 2015 : EQUITY INDEX FUND 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-2,493,864,552 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-2,493,864,552 |
| Total transfer of assets to this plan | 2015-12-31 | $9,722,671,458 |
| Total transfer of assets from this plan | 2015-12-31 | $7,149,201,413 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $6,691,369,592 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $4,551,729,469 |
| Total income from all sources (including contributions) | 2015-12-31 | $1,072,859,889 |
| Total loss/gain on sale of assets | 2015-12-31 | $2,088,277,690 |
| Total of all expenses incurred | 2015-12-31 | $2,072,678 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2015-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2015-12-31 | $0 |
| Value of total assets at end of year | 2015-12-31 | $77,268,324,234 |
| Value of total assets at beginning of year | 2015-12-31 | $71,484,426,855 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $2,072,678 |
| Total interest from all sources | 2015-12-31 | $15,578,358 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $1,462,868,393 |
| Administrative expenses professional fees incurred | 2015-12-31 | $16,708 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $188,864,112 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $122,943,604 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $6,691,369,592 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $4,551,729,469 |
| Value of net income/loss | 2015-12-31 | $1,070,787,211 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $70,576,954,642 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $66,932,697,386 |
| Investment advisory and management fees | 2015-12-31 | $2,055,970 |
| Interest earned on other investments | 2015-12-31 | $13,745,743 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $7,143,244,716 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $4,934,156,813 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $4,934,156,813 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $1,832,615 |
| Income. Dividends from common stock | 2015-12-31 | $1,462,868,393 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $69,936,215,406 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $66,427,326,438 |
| Aggregate proceeds on sale of assets | 2015-12-31 | $3,722,824,748 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $1,634,547,058 |
| 2014 : EQUITY INDEX FUND 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $4,524,772,623 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $4,524,772,623 |
| Total transfer of assets to this plan | 2014-12-31 | $6,854,296,256 |
| Total transfer of assets from this plan | 2014-12-31 | $9,547,373,881 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $4,551,729,469 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $4,990,987,459 |
| Total income from all sources (including contributions) | 2014-12-31 | $8,136,432,726 |
| Total loss/gain on sale of assets | 2014-12-31 | $2,311,049,606 |
| Total of all expenses incurred | 2014-12-31 | $1,930,928 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $0 |
| Value of total assets at end of year | 2014-12-31 | $71,484,426,855 |
| Value of total assets at beginning of year | 2014-12-31 | $66,482,260,672 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $1,930,928 |
| Total interest from all sources | 2014-12-31 | $12,275,773 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $1,288,334,724 |
| Administrative expenses professional fees incurred | 2014-12-31 | $12,410 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $122,943,604 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $1,073,304,967 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $4,551,729,469 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $4,990,987,459 |
| Value of net income/loss | 2014-12-31 | $8,134,501,798 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $66,932,697,386 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $61,491,273,213 |
| Investment advisory and management fees | 2014-12-31 | $1,918,518 |
| Interest earned on other investments | 2014-12-31 | $11,100,412 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $4,934,156,813 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $4,683,109,583 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $4,683,109,583 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $1,175,361 |
| Income. Dividends from common stock | 2014-12-31 | $1,288,334,724 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $66,427,326,438 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $60,725,846,122 |
| Aggregate proceeds on sale of assets | 2014-12-31 | $5,765,030,425 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $3,453,980,819 |
| 2013 : EQUITY INDEX FUND 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $11,921,210,941 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $11,921,210,941 |
| Total transfer of assets to this plan | 2013-12-31 | $7,264,275,766 |
| Total transfer of assets from this plan | 2013-12-31 | $12,927,487,658 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $4,990,987,459 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $4,128,283,388 |
| Total income from all sources (including contributions) | 2013-12-31 | $15,766,406,477 |
| Total loss/gain on sale of assets | 2013-12-31 | $2,638,942,053 |
| Total of all expenses incurred | 2013-12-31 | $1,718,685 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $0 |
| Value of total assets at end of year | 2013-12-31 | $66,482,260,672 |
| Value of total assets at beginning of year | 2013-12-31 | $55,518,080,701 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $1,718,685 |
| Total interest from all sources | 2013-12-31 | $11,828,876 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $1,194,424,607 |
| Administrative expenses professional fees incurred | 2013-12-31 | $13,100 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $1,073,304,967 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $609,956,192 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $4,990,987,459 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $4,128,283,388 |
| Value of net income/loss | 2013-12-31 | $15,764,687,792 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $61,491,273,213 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $51,389,797,313 |
| Investment advisory and management fees | 2013-12-31 | $1,705,585 |
| Interest earned on other investments | 2013-12-31 | $10,241,641 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $4,683,109,583 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $3,929,959,537 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $3,929,959,537 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $1,587,235 |
| Income. Dividends from common stock | 2013-12-31 | $1,194,424,607 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $60,725,846,122 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $50,978,164,972 |
| Aggregate proceeds on sale of assets | 2013-12-31 | $9,330,514,558 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $6,691,572,505 |
| 2012 : EQUITY INDEX FUND 2012 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $5,047,062,855 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $5,047,062,855 |
| Total transfer of assets to this plan | 2012-12-31 | $8,771,457,841 |
| Total transfer of assets from this plan | 2012-12-31 | $8,707,261,259 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $4,128,283,388 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $4,751,225,830 |
| Total income from all sources (including contributions) | 2012-12-31 | $7,304,156,066 |
| Total loss/gain on sale of assets | 2012-12-31 | $1,085,087,787 |
| Total of all expenses incurred | 2012-12-31 | $1,928,518 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $0 |
| Value of total assets at end of year | 2012-12-31 | $55,518,080,701 |
| Value of total assets at beginning of year | 2012-12-31 | $48,774,599,013 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $1,928,518 |
| Total interest from all sources | 2012-12-31 | $14,082,476 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $1,157,922,948 |
| Administrative expenses professional fees incurred | 2012-12-31 | $13,000 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $609,956,192 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $775,778,013 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $4,128,283,388 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $4,751,225,830 |
| Value of net income/loss | 2012-12-31 | $7,302,227,548 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $51,389,797,313 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $44,023,373,183 |
| Investment advisory and management fees | 2012-12-31 | $1,915,518 |
| Interest earned on other investments | 2012-12-31 | $13,173,932 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $3,929,959,537 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $4,263,014,782 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $4,263,014,782 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $908,544 |
| Asset value of US Government securities at end of year | 2012-12-31 | $0 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $23,439,724 |
| Income. Dividends from common stock | 2012-12-31 | $1,157,922,948 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $50,978,164,972 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $43,712,366,494 |
| Aggregate proceeds on sale of assets | 2012-12-31 | $6,063,556,798 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $4,978,469,011 |
| 2011 : EQUITY INDEX FUND 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $-391,965,984 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $-391,965,984 |
| Total transfer of assets to this plan | 2011-12-31 | $8,715,766,738 |
| Total transfer of assets from this plan | 2011-12-31 | $9,313,425,548 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $4,751,225,830 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $6,454,462,245 |
| Total income from all sources (including contributions) | 2011-12-31 | $926,737,286 |
| Total loss/gain on sale of assets | 2011-12-31 | $357,932,303 |
| Total of all expenses incurred | 2011-12-31 | $2,260,020 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $0 |
| Value of total assets at end of year | 2011-12-31 | $48,774,599,013 |
| Value of total assets at beginning of year | 2011-12-31 | $50,151,016,972 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $2,260,020 |
| Total interest from all sources | 2011-12-31 | $14,725,380 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $946,045,587 |
| Administrative expenses professional fees incurred | 2011-12-31 | $14,375 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $775,778,013 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $322,417,207 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $4,751,225,830 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $6,454,462,245 |
| Value of net income/loss | 2011-12-31 | $924,477,266 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $44,023,373,183 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $43,696,554,727 |
| Investment advisory and management fees | 2011-12-31 | $2,245,645 |
| Interest earned on other investments | 2011-12-31 | $13,762,396 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $4,263,014,782 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $6,377,026,876 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $6,377,026,876 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $962,984 |
| Asset value of US Government securities at end of year | 2011-12-31 | $23,439,724 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $41,825,722 |
| Income. Dividends from common stock | 2011-12-31 | $946,045,587 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $43,712,366,494 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $43,409,747,167 |
| Aggregate proceeds on sale of assets | 2011-12-31 | $7,095,120,107 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $6,737,187,804 |
| 2010 : EQUITY INDEX FUND 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $5,306,431,493 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $5,306,431,493 |
| Total transfer of assets to this plan | 2010-12-31 | $7,833,240,649 |
| Total transfer of assets from this plan | 2010-12-31 | $16,121,483,572 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $6,454,462,245 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $5,653,486,690 |
| Total income from all sources (including contributions) | 2010-12-31 | $5,467,846,283 |
| Total loss/gain on sale of assets | 2010-12-31 | $-687,950,370 |
| Total of all expenses incurred | 2010-12-31 | $1,968,302 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $0 |
| Value of total assets at end of year | 2010-12-31 | $50,151,016,972 |
| Value of total assets at beginning of year | 2010-12-31 | $52,172,406,359 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $1,968,302 |
| Total interest from all sources | 2010-12-31 | $9,825,182 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $839,539,978 |
| Administrative expenses professional fees incurred | 2010-12-31 | $14,375 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $322,417,207 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $169,821,181 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $6,454,462,245 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $5,653,486,690 |
| Value of net income/loss | 2010-12-31 | $5,465,877,981 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $43,696,554,727 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $46,518,919,669 |
| Investment advisory and management fees | 2010-12-31 | $1,953,927 |
| Interest earned on other investments | 2010-12-31 | $8,908,015 |
| Income. Interest from US Government securities | 2010-12-31 | $43,839 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $6,377,026,876 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $5,653,647,781 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $5,653,647,781 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $873,328 |
| Asset value of US Government securities at end of year | 2010-12-31 | $41,825,722 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $27,087,628 |
| Income. Dividends from common stock | 2010-12-31 | $839,539,978 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $43,409,747,167 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $46,321,849,769 |
| Aggregate proceeds on sale of assets | 2010-12-31 | $14,617,507,407 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $15,305,457,777 |
