1. barack obamanın en ciddi reqibidir porto riko (primary) mitt romney---------------82,6% rick santorum--------------8,2% newt gingrich--------------2,1% ron paul---------------------1,2% illinois (primary) mitt romney---------------46,7% rick santorum-------------35,0% ron paul---------------------9,3% newt gingrich--------------8,0% louisiana (primary) rick santorum-------------49,0% mitt romney---------------26,7% newt gingrich-------------15,9% ron paul---------------------6,1%