Commodity2005200620072008200920102011
Cathodes & sections of cathodes, of ref. copper, unwrought  $64,696    
Wire-bars of ref. copper, unwrought$20,486$231,393$498,393$336,755$45,992$1,462,455$112,573
Billets of ref. copper, unwrought $351,550  $70,614$1,592,662$8,401,396
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13) $10,551$1,215,324$219,828$182,837$2,943,377$11,081,939
Copper-zinc base alloys (brass), unwrought$1,947,039$1,257,469$3,927,150$3,415,688$270,542$6,807,943$2,527,336
Copper-tin base alloys (bronze), unwrought$16,318$51,203$12,727$18,595 $215,109$77,423
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...$9,610$22,679$465$15,882 $6,727$91,820
Total$1,993,453$1,924,845$5,718,755$4,006,748$569,985$13,028,273$22,292,487