|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | | | | $1,250 | $39 | $512 | |
| Wood screws other than coach screws, of iron/steel | $3,093 | $750 | $203 | $2,585 | $9,562 | $35,965 | $38,468 |
| Screw hooks & screw rings, of iron/steel | $181 | | $235 | $6,766 | $3,245 | $909 | $2,938 |
| Self-tapping screws of iron/steel | $1,917 | $278 | $5,846 | $9,576 | $8,148 | $16,231 | $105,199 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $15,454 | $16,994 | $104,922 | $139,271 | $191,677 | $85,339 | $608,370 |
| Nuts of iron/steel | $7,558 | $7,272 | $20,843 | $36,240 | $112,759 | $119,417 | $313,181 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $1,170 | | $4 | $6,324 | $332 | $24,651 | $59,028 |
| Spring washers & oth. lock washers, of iron/steel | $5,968 | $4,080 | $460 | $516 | $9,372 | $30,368 | $1,076 |
| Washers (excl. of 7318.21) of iron/steel | $16,617 | $11,776 | $13,310 | $8,249 | $9,138 | $27,518 | $14,171 |
| Rivets of iron/steel | $8,245 | $359 | $19,370 | $540 | $10 | $2,509 | $13,103 |
| Cotters & cotter-pins, of iron/steel | | $10 | | $119 | $2,290 | $5,794 | $1,498 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | | $2,732 | $5,533 | $51,410 | $17,593 | $5,716 | $18,111 |
| Total | $60,203 | $44,251 | $170,726 | $262,846 | $364,165 | $354,929 | $1,175,143 |
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