Commodity200520062007200820092010
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$354,303$395,734$496,853$792,736$291,529$564,778
Washers (incl. spring washers) of copper$545,752$893,228$1,373,895$1,700,404$1,064,288$1,039,403
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$2,517,419$2,996,272$3,443,660$3,386,073$2,619,572$1,919,713
Threaded arts. of copper (excl. of 7415.33)$2,153,170$2,711,092$3,644,048$6,981,380$4,978,303$4,327,310
Total$5,570,644$6,996,326$8,958,456$12,860,593$8,953,692$7,851,204