Commodity200520062008200920102011
Wire-bars of ref. copper, unwrought   $150  
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13) $54   $50
Copper-zinc base alloys (brass), unwrought $766 $67$81$58
Copper-tin base alloys (bronze), unwrought$416   $68$29
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...  $1,068 $164$8
Total$416$820$1,068$217$313$145