Commodity2005200620072008200920102011
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$48,606$68,383$165,968$404,794$125,495$257,402$225,494
Washers (incl. spring washers) of copper$36,892$69,926$65,129$56,551$60,773$23,071$32,791
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$1,056,561$1,772,655$561,324$412,440$238,485$753,000$1,348,143
Threaded arts. of copper (excl. of 7415.33)$485,325$792,272$1,123,291$1,236,650$737,461$763,264$439,277
Total$1,627,384$2,703,236$1,915,712$2,110,435$1,162,214$1,796,737$2,045,705