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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | | | | $9 | | | $20 |
| Wood screws other than coach screws, of iron/steel | | $136 | $344 | $31 | $10 | $8 | $353 |
| Screw hooks & screw rings, of iron/steel | | $2,960 | $2,532 | | | | |
| Self-tapping screws of iron/steel | $60 | $200 | $284 | $16,988 | $18,818 | $96,121 | $52,060 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $37,273 | $21,323 | $43,457 | $34,224 | $80,536 | $63,741 | $70,037 |
| Nuts of iron/steel | $16,344 | $21,405 | $3,759 | $6,212 | $13,998 | $27,849 | $32,550 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $4,924 | $615 | $847 | $9,598 | $3,331 | $5,695 | $1,684 |
| Spring washers & oth. lock washers, of iron/steel | $4,105 | $1,256 | $281 | $6,697 | $2,512 | $23,468 | $12,842 |
| Washers (excl. of 7318.21) of iron/steel | $3,189 | $15,652 | $5,056 | $268 | $8,251 | $4,717 | $12,045 |
| Rivets of iron/steel | $10 | | | $45 | $214 | $200 | $259 |
| Cotters & cotter-pins, of iron/steel | $3,673 | $984 | $3,426 | $4,104 | $19,508 | $14,452 | $17,953 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $18,427 | $6,746 | $53,607 | $6,565 | $25,612 | $7,799 | $29,073 |
| Total | $88,005 | $71,277 | $113,593 | $84,741 | $172,790 | $244,050 | $228,876 |
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