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