Commodity200820102011
Urea, whether or not in aqueous solution $39,601$29,551
Ammonium sulphate $180,810 
Mixtures of ammonium nitrate with calcium carbonate/oth. inorganic non-fert ...  $1,949
Mixtures of urea & ammonium nitrate in aqueous/ammoniacal solution$7,898  
Nitrogenous min./chem. fertilisers (excl. of 3102.10-3102.80), incl. mixts. ...  $9,891
Total$7,898$220,411$41,391