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