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