Commodity20062007200820092010
Urea, whether or not in aqueous solution  $18,700  
Ammonium sulphate    $3,300
Double salts & mixts. of ammonium sulphate & ammonium nitrate $396   
Mixtures of ammonium nitrate with calcium carbonate/oth. inorganic non-fert ... $17,750   
Nitrogenous min./chem. fertilisers (excl. of 3102.10-3102.80), incl. mixts. ...$26,250  $79$92,603
Total$26,250$18,146$18,700$79$95,903