Commodity2005200620072008200920102011
Disodium sulphate    $9,270  
Sodium sulphates other than disodium sulphate   $3,579$9,690$16,980$4,402
Sulphates of chromium $1,942     
Sulphates of nickel    $3,288  
Sulphates of copper  $912$7,181$4,508 $4,828
Sulphates (excl. of 2833.21-2833.27)$7,353 $47$1,646$49$5,170$379,792
Alums  $70$1,278$587$129 
Total$7,353$1,942$1,029$13,684$27,392$22,279$389,022