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