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