Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$724,219$520,106$537,320$506,109$431,699$319,596$302,832
Total$724,219$520,106$537,320$506,109$431,699$319,596$302,832