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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | | $735 | | | $17 | $18,836 | |
| Wood screws other than coach screws, of iron/steel | | | | $6,738 | | | |
| Screw hooks & screw rings, of iron/steel | | $5,631 | $245,690 | $49,120 | $17,295 | $51,870 | $22,704 |
| Self-tapping screws of iron/steel | | $661 | | | | $9,241 | $5,631 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $3,548 | $8,813 | | $2,917 | $95,750 | $47,064 | $14,137 |
| Nuts of iron/steel | | $132 | | $47,536 | | | |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $10 | | | $23,001 | $48,740 | $219,923 | $443,179 |
| Spring washers & oth. lock washers, of iron/steel | | $105,796 | $539,558 | $126,123 | $275,168 | $33,404 | $104,218 |
| Washers (excl. of 7318.21) of iron/steel | $9,054 | | $10,964 | $5,771 | | $89,721 | $9,562 |
| Rivets of iron/steel | | | $50 | | | | |
| Cotters & cotter-pins, of iron/steel | | $5,937 | $4,954 | | $187 | | $10,257 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | | $69,879 | $2,711 | $78,773 | $15,567 | $221,995 | $458,500 |
| Total | $12,612 | $197,584 | $803,927 | $339,979 | $452,724 | $692,054 | $1,068,188 |
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