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