Commodity2005200720092011
Urea, whether or not in aqueous solution$500$44$520$78,955
Double salts & mixts. of ammonium sulphate & ammonium nitrate $17  
Nitrogenous min./chem. fertilisers (excl. of 3102.10-3102.80), incl. mixts. ...  $44 
Total$500$61$564$78,955