Commodity200520062007200820092010
Coach screws of iron/steel$357,646$935,014$1,324,153$2,072,251$2,176,482$960,494
Wood screws other than coach screws, of iron/steel$36,936$311,701$550,109$919,540$849,571$636,722
Screw hooks & screw rings, of iron/steel$45,170$3,443$60,252$62,916$55,061$54,762
Self-tapping screws of iron/steel$27,880$82,629$127,061$1,479,033$781,876$219,400
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$4,410,343$5,824,486$12,691,297$20,030,892$7,177,007$10,169,392
Nuts of iron/steel$702,338$686,653$1,198,390$1,568,544$2,302,529$2,759,265
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$3,594,132$5,576,491$6,716,275$9,054,959$6,693,197$7,300,296
Spring washers & oth. lock washers, of iron/steel$166,286$1,152,086$168,273$719,017$410,767$448,427
Washers (excl. of 7318.21) of iron/steel$183,022$169,560$260,427$894,885$929,761$825,349
Rivets of iron/steel$44,770$19,308$61,454$77,199$109,886$75,873
Cotters & cotter-pins, of iron/steel$147,412$78,551$59,290$226,104$190,603$216,661
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$206,351$566,026$1,322,905$425,340$395,090$657,923
Total$9,922,286$15,405,948$24,539,886$37,530,680$22,071,830$24,324,564