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