Commodity20052006200720082010
Cathodes & sections of cathodes, of ref. copper, unwrought$3,270$2,435   
Copper-zinc base alloys (brass), unwrought$563,553$377,833$780,213$707,231$530,854
Copper-tin base alloys (bronze), unwrought$184,769$587,104$708,950  
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...    $13,931
Total$751,592$967,372$1,489,163$707,231$544,785