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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $7,165,156 | $6,656,209 | $1,806,247 | $1,062,811 | $691,741 | $1,521,865 | $1,282,013 |
| Wood screws other than coach screws, of iron/steel | $2,414,585 | $2,412,515 | $2,777,802 | $3,757,464 | $1,943,311 | $3,076,017 | $3,225,333 |
| Screw hooks & screw rings, of iron/steel | $341,833 | $769,681 | $390,792 | $731,007 | $629,071 | $1,347,546 | $1,792,314 |
| Self-tapping screws of iron/steel | $76,200,024 | $92,799,692 | $102,021,584 | $112,180,189 | $87,746,710 | $115,272,488 | $109,978,656 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $963,693,513 | $1,037,738,821 | $1,214,662,889 | $1,374,579,572 | $1,190,310,169 | $1,673,466,356 | $1,806,169,806 |
| Nuts of iron/steel | $397,984,612 | $424,961,338 | $497,107,458 | $557,762,821 | $451,289,304 | $654,641,724 | $711,761,484 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $17,871,484 | $18,618,971 | $20,138,528 | $19,476,613 | $21,465,606 | $15,210,667 | $16,104,601 |
| Spring washers & oth. lock washers, of iron/steel | $28,044,575 | $25,670,566 | $24,720,518 | $26,635,924 | $19,748,523 | $29,465,963 | $34,192,359 |
| Washers (excl. of 7318.21) of iron/steel | $135,607,471 | $151,661,009 | $163,473,406 | $170,165,330 | $136,238,190 | $198,628,777 | $227,986,717 |
| Rivets of iron/steel | $31,238,033 | $35,443,023 | $40,146,015 | $43,488,484 | $35,205,028 | $51,477,117 | $52,469,955 |
| Cotters & cotter-pins, of iron/steel | $11,819,948 | $10,512,838 | $11,496,145 | $17,877,988 | $15,887,971 | $26,474,256 | $28,304,853 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $80,170,019 | $88,532,542 | $94,914,096 | $109,660,486 | $96,446,254 | $149,437,787 | $165,202,839 |
| Total | $1,752,551,253 | $1,895,777,205 | $2,173,655,480 | $2,437,378,689 | $2,057,601,878 | $2,920,020,563 | $3,158,470,930 |
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