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