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