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