MAJORITY

• 1,021Jeff Bingaman

  [D] NM, United States
• 572Thomas "Tom" R. Carper

  [D] DE, United States
• 701Deborah "Debbie" Ann Stabenow

  [D] MI, United States

  Ended 03/24/2011
• 861Clarence "Bill" William Nelson

  [D] FL, United States
• 1,422John F. Kerry

  [D] MA, United States
• 374Maria Cantwell

  [D] WA, United States
• 875John "Jay" D. Rockefeller IV

  [D] WV, United States

  Began 03/24/2011

MINORITY

• 839John Cornyn

  [R] TX, United States
• 1,938Charles "Chuck" E. Grassley

  [R] IA, United States

  Began 03/24/2011
• 582John R. Thune

  [R] SD, United States

  Began 03/24/2011
• 1,017Kent Conrad

  [D] ND, United States
• 291Michael "Mike" Crapo

  [R] ID, United States

  Ended 03/24/2011
• 1,971Orrin Hatch

  [R] UT, United States

  Ended 03/24/2011
• 651Michael "Mike" B. Enzi

  [R] WY, United States
• 485Pat Roberts

  [R] KS, United States

  Began 03/24/2011