| Taxation/Internal Revenue Code | Taxation/Internal Revenue Code | 12 |
| Animals | Animals | 10 |
| Environment/Superfund | Environment/Superfund | 9 |
| Health Issues | Health Issues | 6 |
| Gaming/Gambling/Casino | Gaming/Gambling/Casino | 6 |
| Waste (hazardous/solid/interstate/nuclear) | Waste (hazardous/solid/interstate/nuclear) | 5 |
| Defense | Defense | 5 |
| Urban Development/Municipalities | Urban Development/Municipalities | 5 |
| Medicare/Medicaid | Medicare/Medicaid | 3 |
| Consumer Issues/Safety/Products | Consumer Issues/Safety/Products | 3 |
| Copyright/Patent/Trademark | Copyright/Patent/Trademark | 3 |
| Banking | Banking | 2 |
| Pharmacy | Pharmacy | 2 |
| Transportation | Transportation | 1 |
| Medical/Disease Research/Clinical Labs | Medical/Disease Research/Clinical Labs | 1 |