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