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