Commodity2005200620072008200920102011
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$42,922$49,426$35,247$60,414$11,962$15,663$18,025
Washers (incl. spring washers) of copper$87,348$125,953$113,093$42,465$53,243$9,041$17,908
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$20$2,123$554$184$595$394$1,221
Threaded arts. of copper (excl. of 7415.33)$247$176$62 $6,575$665 
Total$130,537$177,678$148,956$103,063$72,375$25,763$37,154