Commodity20052007200820102011
Sodium hydrogencarbonate (sodium bicarbonate)$70,336    
Calcium carbonate$44,646 $3,332$881 
Barium carbonate $14,155   
Carbonates (excl. of 2836.10-2836.92); peroxocarbonates (percarbonates)    $1,931
Total$114,982$14,155$3,332$881$1,931