| Male | Daniel Akaka,
Lamar Alexander,
John Barrasso,
Max Baucus,
Evan Bayh,
Mark Begich,
Michael Bennet,
Bob Bennett,
Jeff Bingaman,
Sherrod Brown,
Sam Brownback,
Roland Burris,
Robert Byrd,
Ben Cardin,
Tom Carper,
Bob Casey,
Saxby Chambliss,
Thad Cochran,
Kent Conrad,
Bob Corker,
Chris Dodd,
Byron Dorgan,
Dick Durbin,
Mike Enzi,
Russ Feingold,
Lindsey Graham,
Chuck Grassley,
Judd Gregg,
Orrin Hatch,
Daniel Inouye,
Johnny Isakson,
Mike Johanns,
Tim Johnson,
Edward Kaufman,
John Kerry,
Herb Kohl,
Frank Lautenberg,
Patrick Leahy,
Carl Levin,
Joseph Lieberman,
Richard Lugar,
Mel Martinez,
John McCain,
Mitch McConnell,
Robert Menendez,
Jeff Merkley,
Bill Nelson,
Ben Nelson,
Mark Pryor,
Jack Reed,
Harry Reid,
Jay Rockefeller,
Bernard Sanders,
Chuck Schumer,
Arlen Specter,
Jon Tester,
Tom Udall,
Mark Udall,
George Voinovich,
Mark Warner,
Jim Webb,
Sheldon Whitehouse,
Ron Wyden | Kit Bond,
Jim Bunning,
Richard Burr,
Tom Coburn,
John Cornyn,
Mike Crapo,
Jim DeMint,
John Ensign,
James Inhofe,
Jon Kyl,
James Risch,
Pat Roberts,
Jeff Sessions,
Richard Shelby,
John Thune,
David Vitter,
Roger Wicker | Tom Harkin,
Edward Kennedy |