| Senate Committee on Agriculture, Nutrition, and Forestry | 23 | 5 |
| Senate Committee on Appropriations | 28 | 12 |
| Senate Committee on Armed Services | 27 | 7 |
| Senate Committee on Banking, Housing, and Urban Affairs | 24 | 6 |
| Senate Committee on Commerce, Science, and Transportation | 28 | 7 |
| Senate Committee on Energy and Natural Resources | 20 | 4 |
| Senate Committee on Environment and Public Works | 18 | 4 |
| Senate Committee on Finance | 27 | 6 |
| Senate Committee on Foreign Relations | 22 | 7 |
| Senate Committee on Health, Education, Labor, and Pensions | 23 | 3 |
| Senate Committee on Homeland Security and Governmental Affairs | 15 | 3 |
| Senate Committee on Indian Affairs | 11 | — |
| Senate Committee on Rules and Administration | 17 | — |
| Senate Committee on Small Business and Entrepreneurship | 19 | — |
| Senate Committee on the Budget | 20 | — |
| Senate Committee on the Judiciary | 21 | 8 |
| Senate Committee on Veterans' Affairs | 19 | — |
| Senate Select Committee on Ethics | 6 | — |
| Senate Select Committee on Intelligence | 21 | — |
| Senate Special Committee on Aging | 13 | — |
| United States Senate Caucus on International Narcotics Control | 7 | — |