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