Commodity2005200620072008200920102011
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$9,664$9,500$36,114$35,364$10,807$7,924$14,248
Washers (incl. spring washers) of copper$19,609$27,952$57,874$56,283$25,198$31,451$42,816
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$119,678$93,597$258,331$435,851$431,871$409,743$412,620
Threaded arts. of copper (excl. of 7415.33)$41,949$39,208$66,416$107,615$53,487$79,807$105,925
Total$190,900$170,257$418,735$635,113$521,363$528,925$575,609