| NRSC | $837K | 46 | 1994, 1992, 1984, 1988, 1980, 1986, 1982 |
| AT&T INC. EMPLOYEE FEDERAL POLITICAL ACTION COMMITTEE (AT&T EMPLOYEE FEDERAL PAC) | $33K | 27 | 1990, 1996, 1992, 1984, 1988, 1998, 1980, 2004, 1986, 1982 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $33K | 16 | 1996, 1992, 1998, 1980, 2004, 1986, 1982, 2000 |
| NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS POLITICAL ACTION COMM | $32K | 21 | 1990, 2002, 1992, 1998, 2004, 1986, 1982 |
| NATIONAL AUTOMOBILE DEALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $32K | 24 | 1996, 1992, 1984, 1998, 1980, 2004, 1986 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $31K | 12 | 1992, 1984, 1998, 1980, 1986 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $30K | 13 | 1992, 1998, 1980, 1986 |
| NATIONAL BEER WHOLESALERS ASSOCIATION POLITICAL ACTION COMMITTEE | $29K | 12 | 1992, 1998, 2004, 1986 |
| AT&T CORP POLITICAL ACTION COMMITTEE | $29K | 26 | 1990, 1996, 1994, 1992, 1984, 1988, 1998, 1986 |
| CHEVRON EMPLOYEES POLITICAL ACTION COMMITTEE - CHEVRON CORPORATION | $29K | 23 | 1996, 1992, 1998, 1980, 2004, 1986 |