Commodity2005200620072008200920102011
Cathodes & sections of cathodes, of ref. copper, unwrought $4,847$1,022 $538$841$445
Unwrought prods. of ref. copper (excl. of 7403.11-7403.13)$3,515 $4,248$1,010$137 $1,648
Copper-zinc base alloys (brass), unwrought $2,638 $32,695$74,834  
Copper-tin base alloys (bronze), unwrought$188,668$258,582$136,253$127,446$131,447$106,938$152,412
Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ...  $62,311$128$12,717$6,305$19,611
Total$192,183$266,067$203,834$161,279$219,673$114,084$174,116