|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Coach screws of iron/steel | | $106 | | | $418 |
| Wood screws other than coach screws, of iron/steel | | | | | $2,108 |
| Screw hooks & screw rings, of iron/steel | | $1,851 | | | $49,925 |
| Self-tapping screws of iron/steel | | | | | $18,261 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $77,991 | $94,567 | $195,923 | $242,258 | $871,213 |
| Nuts of iron/steel | | $2,530 | | | $11,910 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $22,271 | $19,998 | | | $38,019 |
| Spring washers & oth. lock washers, of iron/steel | | $1,768 | | | $4,109 |
| Washers (excl. of 7318.21) of iron/steel | | $82,014 | $112,200 | | $36,197 |
| Rivets of iron/steel | | $600 | | | $4,041 |
| Cotters & cotter-pins, of iron/steel | | $111 | | | |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $141,970 | $10,680 | | | $25,141 |
| Total | $242,232 | $214,225 | $308,123 | $242,258 | $1,061,342 |
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