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