Commodity2005200620072008200920102011
Kieserite, epsomite (nat. magnesium sulphates) $480 $745,420   
Mineral subs., n.e.s. in Ch.25$2,697,380$3,316,365$4,357,484$9,452,938$6,176,093$4,147,242$3,805,124
Total$2,697,380$3,316,845$4,357,484$10,198,358$6,176,093$4,147,242$3,805,124