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