Commodity20052006200820092011
Colloidal precious metals   $12,899 
Silver nitrate $8$950$1,144$25
Silver comps. other than silver nitrate   $6,854 
Inorganic/organic comps. of precious metals, whether or not chemically defi ...$2,425  $1,032 
Total$2,425$8$950$21,929$25