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