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