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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $33,346 | $9,215 | $40,379 | $62,732 | $6,683 | $7,051 | $39,602 |
| Wood screws other than coach screws, of iron/steel | $29,514 | $16,970 | $31,812 | $57,648 | $14,725 | $28,415 | $12,650 |
| Screw hooks & screw rings, of iron/steel | $10,868 | $28,644 | $19,207 | $15,881 | $15,512 | $17,348 | $15,008 |
| Self-tapping screws of iron/steel | $122,247 | $25,379 | $28,679 | $47,558 | $26,822 | $81,248 | $157,588 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $1,067,978 | $954,282 | $1,121,851 | $1,410,764 | $1,265,391 | $1,281,035 | $1,534,081 |
| Nuts of iron/steel | $179,712 | $149,071 | $211,850 | $221,649 | $130,548 | $219,973 | $216,262 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $88,434 | $68,035 | $103,794 | $97,017 | $257,309 | $140,990 | $95,656 |
| Spring washers & oth. lock washers, of iron/steel | $117,430 | $72,752 | $15,882 | $31,438 | $36,659 | $22,245 | $39,813 |
| Washers (excl. of 7318.21) of iron/steel | $70,404 | $97,587 | $104,394 | $162,248 | $100,066 | $185,071 | $152,934 |
| Rivets of iron/steel | $10,085 | $7,201 | $7,852 | $9,944 | $15,197 | $2,618 | $7,220 |
| Cotters & cotter-pins, of iron/steel | $102,685 | $8,413 | $13,506 | $20,410 | $11,318 | $12,581 | $19,320 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $195,613 | $385,514 | $244,031 | $467,441 | $377,609 | $307,743 | $455,349 |
| Total | $2,028,316 | $1,823,063 | $1,943,237 | $2,604,730 | $2,257,839 | $2,306,318 | $2,745,483 |
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