Commodity200520062007200820092010
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$2,708,867$2,517,622$3,193,860$3,455,326$2,602,834$1,943,577
Total$2,708,867$2,517,622$3,193,860$3,455,326$2,602,834$1,943,577