Commodity2005200620072008200920102011
Coach screws of iron/steel$277,394$267,471$363,236$348,827$540,318$1,067,775$1,922,312
Wood screws other than coach screws, of iron/steel$8,826,257$11,379,365$17,503,584$15,257,424$14,419,917$15,628,297$16,605,060
Screw hooks & screw rings, of iron/steel$2,676,821$2,546,536$2,066,492$2,279,357$1,812,834$2,352,080$3,132,490
Self-tapping screws of iron/steel$27,199,343$35,530,971$39,154,116$42,795,067$27,010,895$32,835,822$44,190,408
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$164,541,739$217,789,021$291,322,088$319,079,336$210,766,702$259,233,474$332,320,871
Nuts of iron/steel$58,533,640$72,903,204$89,136,620$102,683,188$74,884,204$88,068,236$112,286,809
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$35,092,884$34,940,528$43,831,920$50,183,729$32,236,835$35,030,421$39,227,550
Spring washers & oth. lock washers, of iron/steel$10,735,069$14,373,440$19,476,497$21,530,618$13,302,755$19,215,747$22,267,996
Washers (excl. of 7318.21) of iron/steel$55,526,272$48,925,828$56,115,331$57,901,902$37,655,777$46,985,167$57,093,129
Rivets of iron/steel$15,788,048$17,703,356$19,334,743$21,112,273$17,544,668$18,744,684$22,683,311
Cotters & cotter-pins, of iron/steel$3,585,339$4,157,629$4,969,511$5,517,182$4,117,948$4,472,693$5,412,426
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$49,322,944$59,719,479$80,845,806$99,708,849$77,214,610$86,687,381$107,491,437
Total$432,105,750$520,236,828$664,119,944$738,397,752$511,507,463$610,321,777$764,633,799