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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $16,810 | $21,889 | $35,469 | $41,915 | $42,885 | $37,124 | $53,984 |
| Wood screws other than coach screws, of iron/steel | $82,560 | $127,492 | $120,148 | $186,076 | $178,326 | $255,850 | $401,980 |
| Screw hooks & screw rings, of iron/steel | $74,645 | $75,378 | $61,103 | $51,604 | $51,265 | $90,850 | $104,079 |
| Self-tapping screws of iron/steel | $296,783 | $314,250 | $165,896 | $229,141 | $249,219 | $193,762 | $319,121 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $2,344,922 | $3,346,102 | $3,389,209 | $4,953,322 | $6,876,403 | $4,747,177 | $4,502,427 |
| Nuts of iron/steel | $255,904 | $266,753 | $363,849 | $394,666 | $401,620 | $381,396 | $469,129 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $511,964 | $874,967 | $737,957 | $695,992 | $717,047 | $719,898 | $661,345 |
| Spring washers & oth. lock washers, of iron/steel | $21,023 | $14,718 | $33,288 | $48,208 | $38,373 | $51,839 | $116,919 |
| Washers (excl. of 7318.21) of iron/steel | $191,607 | $199,291 | $191,599 | $398,670 | $227,438 | $255,196 | $396,098 |
| Rivets of iron/steel | $42,260 | $53,019 | $43,554 | $68,576 | $32,881 | $56,232 | $39,474 |
| Cotters & cotter-pins, of iron/steel | $348,149 | $408,543 | $438,599 | $631,612 | $414,415 | $443,150 | $422,223 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $491,567 | $585,285 | $934,718 | $946,737 | $1,137,870 | $1,200,871 | $1,218,470 |
| Total | $4,678,194 | $6,287,687 | $6,515,389 | $8,646,519 | $10,367,742 | $8,433,345 | $8,705,249 |
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