MAJORITY

• 1,337Barbara Boxer

  [D] CA, United States
• 414Bob Casey

  [D] PA, United States

  Began 03/24/2011
• 119Kirsten E. Gillibrand

  [D] NY, United States

  Ended 03/24/2011
• 568Robert "Bob" Menendez

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

  [D] MA, United States

  Ended 03/24/2011
• 1,990Richard "Dick" J. Durbin

  [D] IL, United States

  Began 03/24/2011
• 264Jeanne Shaheen

  [D] NH, United States

MINORITY

• 188Roger Wicker

  [R] MS, United States

  Ended 03/24/2011
• 366James "Jim" DeMint

  [R] SC, United States
• 374John A. Barrasso

  [R] WY, United States
• 861Richard "Dick" G. Lugar

  [R] IN, United States

  Ended 03/24/2011
• 427John "Johnny" Isakson

  [R] GA, United States

  Began 03/24/2011
• 917James M. Inhofe

  [R] OK, United States