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