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