Commodity2005200620072008200920102011
Felspar$50  $1,182 $89$50,078
Fluorspar, cont. by wt. 97%/less of calcium fluoride$18$25$1,400$713,136$1,524,623$1,532,775$907,890
Fluorspar, cont. by wt. >97% of calcium fluoride$3,152$1,014$604 $72$39 
Leucite; nepheline & nepheline syenite$127,357$181,297$145,110$221,906$224,598$280,900$334,188
Total$130,577$182,336$147,114$936,224$1,749,293$1,813,803$1,292,156