bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
112-s-3225,C000560,"Sen. Coburn, Tom [R-OK]",R,OK,2012-06-19,0
112-s-3225,M001176,"Sen. Merkley, Jeff [D-OR]",D,OR,2012-06-14,0
112-s-3225,B001135,"Sen. Burr, Richard [R-NC]",R,NC,2012-06-04,0