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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Coach screws of iron/steel | $98 | $11 | $226 | $1,100 | | |
| Wood screws other than coach screws, of iron/steel | $6,477 | $4,424 | $11,339 | $9,820 | $3,907 | $330 |
| Screw hooks & screw rings, of iron/steel | $1,041 | $2,448 | $7,791 | $3,719 | $1,952 | $10,920 |
| Self-tapping screws of iron/steel | $20,194 | $18,481 | $45,035 | $24,299 | $40,940 | $30,259 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $410,073 | $573,050 | $643,724 | $669,735 | $442,681 | $598,330 |
| Nuts of iron/steel | $31,350 | $63,612 | $13,198 | $16,876 | $7,460 | $20,474 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $63,001 | $55,501 | $325,823 | $44,217 | $53,039 | $27,209 |
| Spring washers & oth. lock washers, of iron/steel | $1,372 | $31,404 | $1,409 | $7,124 | $8,746 | $1,241 |
| Washers (excl. of 7318.21) of iron/steel | $7,316 | $12,010 | $2,563 | $6,331 | $11,394 | $38,085 |
| Rivets of iron/steel | $10,925 | $7,988 | $559 | $2,931 | $9,272 | $24,167 |
| Cotters & cotter-pins, of iron/steel | $21,760 | $22,413 | $596 | $7,087 | $1,309 | $6,966 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $86,780 | $2,386 | $71,280 | $21,164 | $26,264 | $51,838 |
| Total | $660,387 | $793,728 | $1,123,543 | $814,403 | $606,964 | $809,819 |
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