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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $33,022 | $39,735 | $296,861 | $9,709 | | | $174 |
| Wood screws other than coach screws, of iron/steel | $64,075 | $48,167 | $73,685 | $51,491 | $96,732 | $18,210 | $32,756 |
| Screw hooks & screw rings, of iron/steel | $58,948 | $78,606 | $34,873 | $6,461 | $20,201 | $49,180 | $115,929 |
| Self-tapping screws of iron/steel | $352,051 | $453,617 | $63,223 | $50,726 | $139,993 | $23,460 | $90,672 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $3,386,422 | $1,565,500 | $1,745,017 | $2,071,782 | $540,472 | $667,676 | $1,594,726 |
| Nuts of iron/steel | $147,499 | $236,372 | $366,707 | $96,870 | $72,228 | $67,846 | $189,488 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $41,944 | $118,085 | $848,570 | $312,499 | $50,818 | $91,900 | $170,459 |
| Spring washers & oth. lock washers, of iron/steel | $4,807 | $9,023 | $28,523 | $177,290 | $550,570 | $903,847 | $996,426 |
| Washers (excl. of 7318.21) of iron/steel | $214,556 | $272,306 | $151,729 | $205,044 | $38,548 | $97,500 | $294,537 |
| Rivets of iron/steel | $15,226 | $11,350 | $13,550 | $25,938 | $5,545 | $14,662 | $21,760 |
| Cotters & cotter-pins, of iron/steel | $662,513 | $612,497 | $445,761 | $32,878 | $10,510 | $4,872 | $116,808 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $5,387,410 | $5,450,318 | $4,849,445 | $4,981,493 | $3,791,050 | $5,217,763 | $9,079,153 |
| Total | $10,368,473 | $8,895,576 | $8,917,944 | $8,022,181 | $5,316,667 | $7,156,916 | $12,702,888 |
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