Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$6,804$6,374$12,461$6,930$36,376$3,446$3,105
Total$6,804$6,374$12,461$6,930$36,376$3,446$3,105