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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Coach screws of iron/steel | | $2,918 | $960 | $104 | $647 | $173 |
| Wood screws other than coach screws, of iron/steel | $136 | $2,738 | $1,155 | $11,811 | $2,537 | $3,771 |
| Screw hooks & screw rings, of iron/steel | | $52 | | $1,070 | | |
| Self-tapping screws of iron/steel | $4,183 | $1,912 | $446 | $1,668 | $5,199 | $19,563 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $8,125 | $12,072 | $16,793 | $44,598 | $34,232 | $15,870 |
| Nuts of iron/steel | $95 | $384 | $1,638 | $529 | $1,780 | $1,396 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $480 | $14,113 | $11,477 | $4,182 | $15,064 | $8,966 |
| Spring washers & oth. lock washers, of iron/steel | | $574 | $235 | $24 | $627 | $4,488 |
| Washers (excl. of 7318.21) of iron/steel | | $49 | $559 | $755 | $68 | $127 |
| Rivets of iron/steel | $242 | $1,217 | $679 | $603 | $711 | $196 |
| Cotters & cotter-pins, of iron/steel | | $13,708 | | $694 | | $168 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | | $551 | $1,142 | $737 | $6,418 | $45,788 |
| Total | $13,261 | $50,288 | $35,084 | $66,775 | $67,283 | $100,506 |
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