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