| Taxation/Internal Revenue Code | Taxation/Internal Revenue Code | 38 |
| Budget/Appropriations | Budget/Appropriations | 20 |
| Health Issues | Health Issues | 19 |
| Trade (domestic/foreign) | Trade (domestic/foreign) | 16 |
| Energy/Nuclear | Energy/Nuclear | 13 |
| Telecommunications | Telecommunications | 9 |
| Medicare/Medicaid | Medicare/Medicaid | 9 |
| Economics/Economic Development | Economics/Economic Development | 8 |
| Retirement | Retirement | 8 |
| Automotive Industry | Automotive Industry | 7 |
| Aviation/Airlines/Airports | Aviation/Airlines/Airports | 7 |
| Labor Issues/Antitrust/Workplace | Labor Issues/Antitrust/Workplace | 6 |
| Homeland Security | Homeland Security | 5 |
| Marine/Maritime/Boating/Fisheries | Marine/Maritime/Boating/Fisheries | 4 |
| Computer Industry | Computer Industry | 3 |
| Transportation | Transportation | 3 |
| Financial Institutions/Investments/Securities | Financial Institutions/Investments/Securities | 3 |
| Torts | Torts | 3 |
| Bankruptcy | Bankruptcy | 2 |
| Government Issues | Government Issues | 2 |