Only the number of RINOs who would side with the Domestic Enemies of the Constitution. I didn't think it would be almost half of the nominally "R" Sinators.
I guess this means we can forget about any filibuster of the New and Improved Assault Weapons Ban, which The One has promised us, or of Congressman "Panther" Rush's handgun and semiauto firearm (w/removable magazine) registration and licensing (and gun show destroying) bill, should that make it's way over to the Senate.