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