Commodity20052006200820092011
Wire-bars of ref. copper, unwrought   $202 
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13)  $47$572 
Copper-zinc base alloys (brass), unwrought $26,569$50,435  
Copper-nickel base alloys (cupro-nickel)/copper-nickel-zinc base alloys (ni ...$398    
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...  $5,011 $438,914
Total$398$26,569$55,493$774$438,914