Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$226,606$289,165$373,617$118,275$73,462$45,058$53,701
Total$226,606$289,165$373,617$118,275$73,462$45,058$53,701