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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ... | $3,780 | $1,989 | $373 | $2,055 | $1,309 | $812 | $8,388 |
| Washers (incl. spring washers) of copper | $12,280 | $15,870 | $12,438 | $26,352 | $13,104 | $11,482 | $27,659 |
| Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... | $4,240 | $2,900 | $15,433 | $2,025 | $4,832 | $7,029 | $20,837 |
| Threaded arts. of copper (excl. of 7415.33) | $9,630 | $15,940 | $19,402 | $6,145 | $6,448 | $1,783 | $4,037 |
| Total | $29,930 | $36,699 | $47,646 | $36,577 | $25,693 | $21,106 | $60,921 |
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