2004
2005
2006
2007
2008
2009
2010
2011
2012
$0
$50,000
$100,000
$150,000
$200,000
$250,000
$300,000
$350,000
Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$62,562$121,636$136,771$126,398$87,048$287,933$262,063
Total$62,562$121,636$136,771$126,398$87,048$287,933$262,063