| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $42K | 25 | 1990, 1996, 1994, 1984, 1988, 1998, 1980, 1986, 2000 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $39K | 30 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $35K | 25 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 2000 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $33K | 24 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $27K | 21 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982 |
| D.R.I.V.E. - DEMOCRAT, REPUBLICAN, INDEPENDENT VOTER EDUCATION (THE PAC OF THE INTERNATIONAL BROTHERHOOD OF TEAMSTERS) | $23K | 11 | 1990, 1996, 1994, 1992, 1988, 1998, 1986, 2000 |
| SEIU COPE (SERVICE EMPLOYEES INTERNATIONAL UNION COMMITTEE ON POLITICAL EDUCATION) | $22K | 17 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |
| NATIONAL PAC INC A/K/A NATPAC | $21K | 5 | 1990, 1992, 1984, 1988, 1986 |
| NATIONAL ACTIVE AND RETIRED FEDERAL EMPLOYEES ASSOCIATION POLITICAL ACTION COM (NARFE-PAC) | $17K | 9 | 1990, 1992, 1984, 1988, 1986, 2000 |
| UNITED FOOD AND COMMERCIAL WORKERS INTERNATIONAL UNION ACTIVE BALLOT CLUB | $15K | 23 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1980, 1986, 1982, 2000 |