| Education | Education | 22 |
| Environment/Superfund | Environment/Superfund | 18 |
| Defense | Defense | 17 |
| Energy/Nuclear | Energy/Nuclear | 15 |
| Transportation | Transportation | 13 |
| Roads/Highway | Roads/Highway | 11 |
| Homeland Security | Homeland Security | 9 |
| Law Enforcement/Crime/Criminal Justice | Law Enforcement/Crime/Criminal Justice | 7 |
| Veterans | Veterans | 7 |
| Labor Issues/Antitrust/Workplace | Labor Issues/Antitrust/Workplace | 6 |
| Trade (domestic/foreign) | Trade (domestic/foreign) | 6 |
| Animals | Animals | 5 |
| Housing | Housing | 4 |
| Foreign Relations | Foreign Relations | 4 |
| Real Estate/Land Use/Conservation | Real Estate/Land Use/Conservation | 2 |
| Science/Technology | Science/Technology | 2 |
| Chemicals/Chemical Industry | Chemicals/Chemical Industry | 2 |
| Economics/Economic Development | Economics/Economic Development | 2 |
| Tariff (miscellaneous tariff bills) | Tariff (miscellaneous tariff bills) | 2 |
| Manufacturing | Manufacturing | 1 |