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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 ... | $37,018 | $47,653 | $46,083 | $94,866 | $45,731 | $54,066 | $54,617 |
| Washers (incl. spring washers) of copper | $56,764 | $90,287 | $126,582 | $185,747 | $217,130 | $117,138 | $230,044 |
| Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... | $62,420 | $73,743 | $153,008 | $99,379 | $66,431 | $102,111 | $125,653 |
| Threaded arts. of copper (excl. of 7415.33) | $21,810 | $32,144 | $42,277 | $158,943 | $38,779 | $104,669 | $860,986 |
| Total | $178,012 | $243,827 | $367,950 | $538,935 | $368,071 | $377,984 | $1,271,300 |
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