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