Commodity2005200620072008200920102011
Vermiculite, perlite & chlorites, unexpanded$646,595$727,242$1,372,381$1,007,468$479,991$325,107$967,300
Mineral subs., n.e.s. in Ch.25$149,795$142,324$314,588$135,773$88,483$63,439$174,725
Total$796,390$869,566$1,686,969$1,143,241$568,474$388,546$1,142,025