Commodity2005200620072008200920102011
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$36,322$148,442$78,678$114,197$122,997$97,693$168,430
Washers (incl. spring washers) of copper$4,334$7,795$9,398$16,629$20,946$23,688$87,855
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$26,683$95,666$109,759$133,740$232,820$115,624$175,560
Threaded arts. of copper (excl. of 7415.33)$270,555$637,504$1,492,516$1,088,359$582,383$464,945$420,907
Total$337,894$889,407$1,690,351$1,352,925$959,146$701,950$852,752