Commodity2005200620072008
Vermiculite, perlite & chlorites, unexpanded   $1,851
Kieserite, epsomite (nat. magnesium sulphates)  $20,542 
Mineral subs., n.e.s. in Ch.25$250,652$78,087$184,270$153,820
Total$250,652$78,087$204,812$155,671