Commodity200520062007200820092010
Vermiculite, perlite & chlorites, unexpanded  $2,010$26,004$53,135 
Mineral subs., n.e.s. in Ch.25$2,258$16,832$17,861$47,518$23,121$13,765
Total$2,258$16,832$19,871$73,522$76,256$13,765