Commodity2005200620102011
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13)  $103,708 
Copper-zinc base alloys (brass), unwrought$3,507,800$1,921  
Copper-tin base alloys (bronze), unwrought$234,225$11,653$53,012$14,944
Copper-nickel base alloys (cupro-nickel)/copper-nickel-zinc base alloys (ni ...$205,755   
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...$34,315   
Total$3,982,095$13,574$156,720$14,944