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