| Number of Plan Participants | ||||||||
| Fiscal Year | Less than 25 | 25-99 | 100-999 | 1,000-4,999 | 5,000-9,999 | 10,000 or More | Total | |
| 1975-1979 | $6,429,261 | $21,730,566 | $125,299,989 | $98,743,414 | --- | --- | $252,203,229 | 0.8% |
| 1980-1984 | 8,109,537 | 38,835,257 | 241,745,661 | 454,843,037 | --- | --- | 743,533,493 | 2.3% |
| 1985-1989 | 7,707,566 | 42,391,519 | 297,290,845 | 369,935,349 | $738,503,990 | $244,441,168 | 1,700,270,437 | 5.4% |
| 1990-1994 | 13,727,016 | 63,274,635 | 556,330,494 | 750,449,649 | 212,729,642 | 1,245,201,267 | 2,841,712,703 | 9.0% |
| 1995-1999 | 12,944,683 | 62,031,152 | 291,870,587 | 284,275,909 | 102,443,025 | 28,986,398 | 782,551,754 | 2.5% |
| 2000-2005 | 18,907,392 | 123,692,576 | 1,403,386,489 | 2,855,409,961 | 3,169,506,316 | 17,817,340,689 | 25,388,243,424 | 80.1% |
| TOTAL | $67,825,455 | $351,955,705 | $2,915,924,065 | $4,813,657,319 | $4,223,182,974 | $19,335,969,522 | $31,708,515,039 | 100.0% |
| Percent of Total | 0.2% | 1.1% | 9.2% | 15.2% | 13.3% | 61.0% | 100.0% | |