Commodity200520062007200820092010
Wire-bars of ref. copper, unwrought   $104  
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13) $77$1,869 $8,810$883
Copper-zinc base alloys (brass), unwrought$1,494 $291 $7,049 
Copper-tin base alloys (bronze), unwrought $25,597$985  $1,844
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...   $4,190$326 
Total$1,494$25,674$3,145$4,294$16,185$2,727