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