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