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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Coach screws of iron/steel | $2,906 | $1,188 | $173 | $617 | $1,001 |
| Wood screws other than coach screws, of iron/steel | $100,787 | $25,146 | $23,026 | $9,061 | $10,849 |
| Screw hooks & screw rings, of iron/steel | $11,580 | $10,432 | $11,936 | $21,697 | $10,716 |
| Self-tapping screws of iron/steel | $79,947 | $77,984 | $86,547 | $60,125 | $35,313 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $681,606 | $635,752 | $463,845 | $610,439 | $363,771 |
| Nuts of iron/steel | $42,854 | $33,799 | $34,199 | $65,380 | $42,526 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $77,126 | $81,731 | $83,475 | $50,013 | $112,100 |
| Spring washers & oth. lock washers, of iron/steel | $2,037 | $2,726 | $2,465 | $4,174 | $2,460 |
| Washers (excl. of 7318.21) of iron/steel | $50,559 | $17,683 | $24,497 | $40,476 | $23,316 |
| Rivets of iron/steel | $5,427 | $2,251 | $2,257 | $1,266 | $1,226 |
| Cotters & cotter-pins, of iron/steel | $3,711 | $5,079 | $2,182 | $3,819 | $483 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $101,762 | $65,934 | $22,487 | $41,178 | $26,788 |
| Total | $1,160,302 | $959,705 | $757,089 | $908,245 | $630,549 |
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