Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$24,640$39,295$34,215$60,274$76,222$35,846$47,005
Total$24,640$39,295$34,215$60,274$76,222$35,846$47,005