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