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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coach screws of iron/steel | $193,627 | $78,894 | $168,906 | $199,666 | $323,789 | $779,732 | $96,922 |
| Wood screws other than coach screws, of iron/steel | $1,449,977 | $1,476,469 | $1,423,018 | $1,295,347 | $596,225 | $977,989 | $293,893 |
| Screw hooks & screw rings, of iron/steel | $148,160 | $48,186 | $97,411 | $203,414 | $176,837 | $62,610 | $49,549 |
| Self-tapping screws of iron/steel | $733,935 | $2,995,883 | $2,195,743 | $1,985,431 | $1,009,357 | $1,221,226 | $995,773 |
| Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ... | $20,033,360 | $37,755,386 | $36,994,025 | $71,249,555 | $55,994,375 | $32,441,048 | $29,827,752 |
| Nuts of iron/steel | $6,880,613 | $10,578,883 | $11,328,505 | $10,265,394 | $7,692,183 | $7,520,400 | $10,716,702 |
| Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16) | $7,252,744 | $9,643,551 | $10,325,067 | $11,609,603 | $7,141,877 | $11,473,432 | $13,476,586 |
| Spring washers & oth. lock washers, of iron/steel | $2,196,891 | $4,885,960 | $5,170,400 | $7,603,585 | $2,640,571 | $2,661,664 | $1,771,191 |
| Washers (excl. of 7318.21) of iron/steel | $3,908,186 | $10,853,107 | $10,578,811 | $14,966,153 | $6,056,367 | $5,885,200 | $7,365,873 |
| Rivets of iron/steel | $2,497,755 | $1,260,726 | $966,610 | $665,278 | $921,306 | $1,038,663 | $1,652,511 |
| Cotters & cotter-pins, of iron/steel | $339,451 | $706,952 | $777,027 | $1,637,416 | $671,096 | $620,043 | $419,728 |
| Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ... | $2,282,571 | $3,160,240 | $2,824,043 | $2,842,632 | $2,640,272 | $2,216,008 | $8,686,697 |
| Total | $47,917,270 | $83,444,237 | $82,849,566 | $124,523,474 | $85,864,255 | $66,898,015 | $75,353,177 |
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