| Democrats (11) | Republicans (10) | ||
|---|---|---|---|
| Debbie Stabenow - chairwoman | MI | Pat Roberts - ranking member | KS |
| Patrick J. Leahy | VT | Richard G. Lugar | IN |
| Tom Harkin | IA | Thad Cochran | MS |
| Kent Conrad | ND | Mitch McConnell | KY |
| Max Baucus | MT | Saxby Chambliss | GA |
| Ben Nelson | NE | Mike Johanns | NE |
| Sherrod Brown | OH | John Boozman | AR |
| Bob Casey | PA | Charles E. Grassley | IA |
| Amy Klobuchar | MN | John Thune | SD |
| Michael Bennet | CO | John Hoeven | ND |
| Kirsten Gillibrand | NY | ||
| Democrats (16) | Republicans (14) | ||
|---|---|---|---|
| Daniel K. Inouye - chairman | HI | Thad Cochran - ranking member | MS |
| Patrick J. Leahy | VT | Mitch McConnell | KY |
| Tom Harkin | IA | Richard C. Shelby | AL |
| Barbara A. Mikulski | MD | Kay Bailey Hutchison | TX |
| Herb Kohl | WI | Lamar Alexander | TN |
| Patty Murray | WA | Susan Collins | ME |
| Dianne Feinstein | CA | Lisa Murkowski | AK |
| Richard J. Durbin | IL | Lindsey Graham | SC |
| Tim Johnson | SD | Mark Steven Kirk | IL |
| Mary L. Landrieu | LA | Dan Coats | IN |
| Jack Reed | RI | Roy Blunt | MO |
| Frank R. Lautenberg | NJ | Jerry Moran | KS |
| Ben Nelson | NE | John Hoeven | ND |
| Mark Pryor | AR | Ron Johnson | WI |
| Jon Tester | MT | ||
| Sherrod Brown | OH | ||
| Democrats (10) | Republicans (8) | ||
|---|---|---|---|
| Tom Harkin - chairman | IA | Richard C. Shelby - ranking member | AL |
| Daniel K. Inouye | HI | Thad Cochran | MS |
| Herb Kohl | WI | Kay Bailey Hutchison | TX |
| Patty Murray | WA | Lamar Alexander | TN |
| Mary L. Landrieu | LA | Ron Johnson | WI |
| Richard J. Durbin | IL | Mark Steven Kirk | IL |
| Jack Reed | RI | Lindsey Graham | SC |
| Mark Pryor | AR | Jerry Moran | KS |
| Barbara A. Mikulski | MD | ||
| Sherrod Brown | OH | ||
| Democrats (12) | Republicans (11) | ||
|---|---|---|---|
| Kent Conrad - chairman | ND | Jeff Sessions - ranking member | AL |
| Patty Murray | WA | Charles E. Grassley | IA |
| Ron Wyden | OR | Michael B. Enzi | WY |
| Bill Nelson | FL | Michael D. Crapo | ID |
| Debbie Stabenow | MI | John Ensign | NV |
| Benjamin L. Cardin | MD | John Cornyn | TX |
| Bernard Sanders (I) | VT | Lindsey Graham | SC |
| Sheldon Whitehouse | RI | John Thune | SD |
| Mark Warner | VA | Rob Portman | OH |
| Jeff Merkley | OR | Patrick J. Toomey | PA |
| Mark Begich | AK | ||
| Chris Coons | DE | ||
| Democrats (13) | Republicans (11) | ||
|---|---|---|---|
| Max Baucus - chairman | MT | Orrin G. Hatch - ranking member | UT |
| John D. Rockefeller IV | WV | Charles E. Grassley | IA |
| Kent Conrad | ND | Olympia J. Snowe | ME |
| Jeff Bingaman | NM | Jon Kyl | AZ |
| John Kerry | MA | Michael D. Crapo | ID |
| Ron Wyden | OR | Pat Roberts | KS |
| Charles E. Schumer | NY | John Ensign | NV |
| Debbie Stabenow | MI | Michael B. Enzi | WY |
| Maria Cantwell | WA | John Cornyn | TX |
| Bill Nelson | FL | Tom Coburn | OK |
| Robert Menendez | NJ | John Thune | SD |
| Thomas R. Carper | DE | ||
| Benjamin L. Cardin | MD | ||
| Democrats (12) | Republicans (10) | ||
|---|---|---|---|
| Tom Harkin - chairman | IA | Michael B. Enzi - ranking member | WY |
| Barbara A. Mikulski | MD | Lamar Alexander | TN |
| Jeff Bingaman | NM | Richard M. Burr | NC |
| Patty Murray | WA | Johnny Isakson | GA |
| Bernard Sanders (I) | VT | Rand Paul | KY |
| Bob Casey | PA | Orrin G. Hatch | UT |
| Kay Hagan | NC | John McCain | AZ |
| Jeff Merkley | OR | Pat Roberts | KS |
| Al Franken | MN | Lisa Murkowski | AK |
| Michael Bennet | CO | Mark Steven Kirk | IL |
| Sheldon Whitehouse | RI | ||
| Richard Blumenthal | CT | ||
| Democrats (9) | Republicans (7) | ||
|---|---|---|---|
| Barbara A. Mikulski - chairwoman | MD | Richard M. Burr - ranking member | NC |
| Patty Murray | WA | Lamar Alexander | TN |
| Bernard Sanders (I) | VT | Johnny Isakson | GA |
| Bob Casey | PA | Rand Paul | KY |
| Kay Hagan | NC | John McCain | AZ |
| Jeff Merkley | OR | Pat Roberts | KS |
| Al Franken | MN | Mark Steven Kirk | IL |
| Michael Bennet | CO | ||
| Richard Blumenthal | CT | ||