bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
112-s-2280,W000779,"Sen. Wyden, Ron [D-OR]",D,OR,2012-06-04,0
112-s-2280,S000033,"Sen. Sanders, Bernard [I-VT]",I,VT,2012-05-08,0
112-s-2280,R000361,"Sen. Rockefeller, John D., IV [D-WV]",D,WV,2012-04-25,0
112-s-2280,F000457,"Sen. Franken, Al [D-MN]",D,MN,2012-04-24,0
112-s-2280,B000944,"Sen. Brown, Sherrod [D-OH]",D,OH,2012-04-16,0
112-s-2280,B001277,"Sen. Blumenthal, Richard [D-CT]",D,CT,2012-04-16,0
112-s-2280,H000206,"Sen. Harkin, Tom [D-IA]",D,IA,2012-03-29,1