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