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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $183,698 | $160,702 | $456,134 | $611,762 | $163,359 | $88,033 | $193,403 |
| Wood screws other than coach screws, of iron/steel | $16,297,964 | $10,057,229 | $9,550,160 | $10,250,602 | $7,807,576 | $8,239,127 | $11,178,018 |
| Screw hooks & screw rings, of iron/steel | $299,144 | $304,544 | $535,093 | $486,065 | $354,877 | $435,034 | $679,661 |
| Self-tapping screws of iron/steel | $91,575,577 | $108,197,394 | $129,054,354 | $133,498,525 | $94,324,413 | $145,173,291 | $198,140,896 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $183,934,068 | $229,860,463 | $309,227,167 | $316,148,112 | $204,176,792 | $281,340,134 | $349,120,938 |
| Nuts of iron/steel | $14,684,025 | $17,418,376 | $21,772,566 | $24,942,444 | $14,981,059 | $21,652,211 | $30,292,110 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $122,713,675 | $120,954,696 | $153,184,112 | $174,288,059 | $129,565,050 | $142,631,109 | $149,972,159 |
| Spring washers & oth. lock washers, of iron/steel | $4,088,456 | $5,705,923 | $7,970,612 | $6,748,579 | $6,705,768 | $9,682,885 | $11,216,224 |
| Washers (excl. of 7318.21) of iron/steel | $8,581,614 | $9,525,130 | $10,846,758 | $9,760,770 | $6,748,957 | $9,325,408 | $11,957,193 |
| Rivets of iron/steel | $12,127,006 | $15,270,951 | $18,774,673 | $19,721,200 | $15,300,041 | $21,977,870 | $22,805,173 |
| Cotters & cotter-pins, of iron/steel | $3,388,266 | $2,838,321 | $4,780,922 | $5,339,677 | $2,121,625 | $3,326,393 | $5,902,813 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $243,793,971 | $253,775,161 | $267,809,752 | $256,260,685 | $174,439,614 | $215,861,013 | $258,432,991 |
| Total | $701,667,464 | $774,068,890 | $933,962,303 | $958,056,480 | $656,689,131 | $859,732,508 | $1,049,891,579 |
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