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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | | $378 | $280 | $9,239 | $79,055 | $20 | $101 |
| Wood screws other than coach screws, of iron/steel | $239,772 | $232,487 | $92,923 | $712,377 | $521,765 | $106,651 | $54,461 |
| Screw hooks & screw rings, of iron/steel | $465 | $15,422 | $37,250 | $160,790 | $6,749 | $424 | $1,011 |
| Self-tapping screws of iron/steel | $19,272 | $12,089 | $16,284 | $47,387 | $8,944 | $30,912 | $64,986 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $3,910,599 | $4,072,404 | $5,753,257 | $5,302,142 | $3,562,839 | $2,057,959 | $3,349,360 |
| Nuts of iron/steel | $762,515 | $521,999 | $1,330,998 | $1,224,121 | $780,418 | $380,904 | $645,747 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $214,141 | $286,771 | $389,501 | $893,415 | $1,026,694 | $456,472 | $296,713 |
| Spring washers & oth. lock washers, of iron/steel | $200,802 | $153,399 | $195,386 | $247,426 | $50,069 | $52,271 | $38,832 |
| Washers (excl. of 7318.21) of iron/steel | $56,257 | $118,901 | $257,677 | $93,744 | $67,735 | $51,660 | $76,849 |
| Rivets of iron/steel | $431,212 | $562,023 | $1,505,626 | $493,076 | $446,259 | $506,627 | $554,732 |
| Cotters & cotter-pins, of iron/steel | $75,668 | $50,993 | $207,950 | $314,047 | $241,658 | $212,760 | $340,619 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $226,470 | $647,791 | $649,452 | $844,953 | $847,274 | $449,450 | $585,540 |
| Total | $6,137,173 | $6,674,657 | $10,436,584 | $10,342,717 | $7,639,459 | $4,306,110 | $6,008,951 |
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