| Manufacturing | Manufacturing | 27 |
| Medical/Disease Research/Clinical Labs | Medical/Disease Research/Clinical Labs | 25 |
| Agriculture | Agriculture | 22 |
| Law Enforcement/Crime/Criminal Justice | Law Enforcement/Crime/Criminal Justice | 19 |
| Defense | Defense | 18 |
| Civil Rights/Civil Liberties | Civil Rights/Civil Liberties | 15 |
| Foreign Relations | Foreign Relations | 9 |
| Utilities | Utilities | 8 |
| Marine/Maritime/Boating/Fisheries | Marine/Maritime/Boating/Fisheries | 7 |
| Firearms/Guns/Ammunition | Firearms/Guns/Ammunition | 2 |
| Government Issues | Government Issues | 2 |
| Banking | Banking | 1 |
| Trade (domestic/foreign) | Trade (domestic/foreign) | 1 |
| Consumer Issues/Safety/Products | Consumer Issues/Safety/Products | 1 |
| Energy/Nuclear | Energy/Nuclear | 1 |