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