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