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