Commodity200620072008200920102011
Nitrites $31$11,796$3,355$2,150$265,958
Nitrates of potassium  $1,601$1,679  
Nitrates other than of potassium$6,340 $740$507$118,505$900,537
Total$6,340$31$14,137$5,541$120,655$1,166,495