| Male | Lamar Alexander,
Wayne Allard,
Evan Bayh,
Bob Bennett,
Kit Bond,
Jim Bunning,
Richard Burr,
Saxby Chambliss,
Tom Coburn,
Thad Cochran,
Norm Coleman,
John Cornyn,
Larry Craig,
Mike Crapo,
Jim DeMint,
Pete Domenici,
John Ensign,
Mike Enzi,
Lindsey Graham,
Chuck Grassley,
Judd Gregg,
Orrin Hatch,
James Inhofe,
Johnny Isakson,
Jon Kyl,
Trent Lott,
Richard Lugar,
Mel Martinez,
John McCain,
Mitch McConnell,
Ben Nelson,
Pat Roberts,
Jeff Sessions,
Richard Shelby,
Gordon Smith,
Arlen Specter,
Ted Stevens,
John Sununu,
Craig Thomas,
John Thune,
David Vitter,
John Warner | Daniel Akaka,
Max Baucus,
Jeff Bingaman,
Sherrod Brown,
Robert Byrd,
Ben Cardin,
Tom Carper,
Bob Casey,
Kent Conrad,
Bob Corker,
Chris Dodd,
Byron Dorgan,
Dick Durbin,
Russ Feingold,
Tom Harkin,
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,
Jon Tester,
George Voinovich,
Jim Webb,
Sheldon Whitehouse,
Ron Wyden | Joe Biden,
Sam Brownback,
Chuck Hagel,
Tim Johnson |