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