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