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