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