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