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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $224,620 | $230,658 | $303,535 | $804,730 | $400,134 | $340,265 | $217,460 |
| Wood screws other than coach screws, of iron/steel | $3,876,806 | $4,778,204 | $6,493,307 | $7,254,731 | $6,743,051 | $7,590,201 | $7,289,670 |
| Screw hooks & screw rings, of iron/steel | $565,405 | $534,367 | $886,352 | $819,957 | $740,240 | $669,358 | $626,599 |
| Self-tapping screws of iron/steel | $5,149,160 | $6,075,449 | $6,997,714 | $5,780,368 | $3,186,957 | $3,772,602 | $4,876,368 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $24,097,539 | $29,781,695 | $36,048,847 | $37,472,509 | $23,493,856 | $23,980,707 | $31,018,896 |
| Nuts of iron/steel | $4,914,855 | $5,208,782 | $7,081,338 | $6,465,111 | $5,845,373 | $6,760,776 | $8,394,606 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $6,875,061 | $8,019,550 | $7,894,657 | $9,259,992 | $2,283,087 | $2,166,818 | $2,803,460 |
| Spring washers & oth. lock washers, of iron/steel | $729,342 | $749,771 | $1,301,280 | $1,671,474 | $1,104,152 | $907,592 | $1,291,335 |
| Washers (excl. of 7318.21) of iron/steel | $1,695,997 | $1,646,598 | $2,222,604 | $2,680,609 | $2,237,717 | $2,074,797 | $2,278,998 |
| Rivets of iron/steel | $955,809 | $1,100,853 | $1,007,375 | $899,646 | $616,745 | $859,342 | $960,607 |
| Cotters & cotter-pins, of iron/steel | $644,687 | $552,083 | $664,775 | $701,395 | $589,774 | $793,510 | $1,020,523 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $2,392,998 | $3,287,508 | $3,429,231 | $3,807,787 | $2,799,460 | $2,758,480 | $2,927,323 |
| Total | $52,122,279 | $61,965,518 | $74,331,015 | $77,618,309 | $50,040,546 | $52,674,448 | $63,705,845 |
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