| NRCC | $266K | 319 | 1990, 1984, 1988, 1980, 1986, 1982 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $53K | 20 | 1990, 1984, 1988, 1980, 1986, 1982 |
| COMMITTEE FOR THOROUGH AGRICULTURAL POL ED OF DAIRY FARMERS OF AMERICA INC (C-TAPE OF DFA) | $52K | 22 | 1990, 1984, 1988, 1980, 1986, 1982 |
| AMERICAN CRYSTAL SUGAR COMPANY POLITICAL ACTION COMMITTEE | $42K | 22 | 1990, 1984, 1988, 1980, 1986, 1982 |
| AMERICAN MEDICAL ASSOCIATION POLITICAL ACTION COMMITTEE | $38K | 17 | 1990, 1984, 1988, 1980, 1986, 1982 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $38K | 21 | 1990, 1984, 1988, 1980, 1986, 1982 |
| DAIRY FARMERS OF AMERICA, INC. POLITICAL ACTION COMMITTEE; AKA DFA-PAC | $38K | 22 | 1990, 1984, 1988, 1980, 1986, 1982 |
| NATIONAL UTILITY CONTRACTORS ASSOCIATION LEGISLATIVE INFORMATION AND ACTION COMMITTEE | $28K | 14 | 1990, 1984, 1988, 1980, 1986, 1982 |
| AUTO DEALERS AND DRIVERS FOR FREE TRADE PAC | $26K | 10 | 1990, 1984, 1988, 1986 |
| NATIONAL RIFLE ASSOCIATION INSTITUTE FOR LEGISLATIVE ACTION | $25K | 9 | 1990, 1984, 1988, 1980, 1986, 1982 |