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