| Defense | Defense | 304 |
| Homeland Security | Homeland Security | 248 |
| Budget/Appropriations | Budget/Appropriations | 206 |
| Education | Education | 43 |
| Transportation | Transportation | 28 |
| Energy/Nuclear | Energy/Nuclear | 17 |
| Veterans | Veterans | 17 |
| Economics/Economic Development | Economics/Economic Development | 16 |
| Marine/Maritime/Boating/Fisheries | Marine/Maritime/Boating/Fisheries | 15 |
| Environment/Superfund | Environment/Superfund | 10 |
| Law Enforcement/Crime/Criminal Justice | Law Enforcement/Crime/Criminal Justice | 9 |
| Computer Industry | Computer Industry | 9 |
| Trade (domestic/foreign) | Trade (domestic/foreign) | 6 |
| Aviation/Airlines/Airports | Aviation/Airlines/Airports | 4 |
| Health Issues | Health Issues | 4 |
| Indian/Native American Affairs | Indian/Native American Affairs | 4 |
| Science/Technology | Science/Technology | 3 |
| Housing | Housing | 2 |
| Agriculture | Agriculture | 1 |
| Intelligence | Intelligence | 1 |