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