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