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