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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 ... | $13,884 | $7,258 | $16,708 | $41,365 | $44,987 | $8,693 | $109,728 |
| Washers (incl. spring washers) of copper | $14,329 | $10,032 | $7,978 | $14,320 | $9,766 | $64,253 | $14,595 |
| Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... | $3,612 | $277,452 | $7,569 | $6,001 | $2,106 | $15,103 | $44,105 |
| Threaded arts. of copper (excl. of 7415.33) | $41,924 | $8,161 | $10,909 | $10,833 | $21,942 | $11,530 | $99,234 |
| Total | $73,749 | $302,903 | $43,164 | $72,519 | $78,801 | $99,579 | $267,662 |
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