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