Commodity20052006200720092011
Sodium metasilicates   $62 
Silicates of sodium other than sodiummetasilicates$238,252$346,819$300,313$109,071$17,212
Silicates other than of sodium/potassium; commercial alkali metal silicates ...   $12,482$578
Total$238,252$346,819$300,313$121,615$17,790