Commodity2005200620072008200920102011
Coach screws of iron/steel$14,213$3,751$44,872$51,389$29,226$47,830$26,327
Wood screws other than coach screws, of iron/steel$15,516$4,512$30,880$33,881$22,955$130,906$96,445
Screw hooks & screw rings, of iron/steel$252,121$565,794$77,035$42,098$39,239$35,239$47,720
Self-tapping screws of iron/steel$238,203$324,262$744,140$515,435$788,662$1,070,080$967,468
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$4,326,845$7,128,483$10,953,917$12,215,079$11,834,809$11,619,736$13,218,639
Nuts of iron/steel$1,149,447$1,058,567$1,535,901$2,133,764$2,361,043$2,877,413$3,226,766
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$1,326,625$1,506,308$1,675,686$2,868,293$1,681,216$2,100,015$1,848,641
Spring washers & oth. lock washers, of iron/steel$217,580$325,593$540,389$488,420$514,544$534,255$442,946
Washers (excl. of 7318.21) of iron/steel$736,278$747,995$841,672$790,639$1,280,836$1,017,143$845,234
Rivets of iron/steel$1,213,219$1,915,427$3,925,091$5,085,586$5,267,174$6,343,482$5,692,009
Cotters & cotter-pins, of iron/steel$96,717$38,191$215,106$82,757$71,688$143,245$90,637
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$820,810$810,511$2,147,807$1,133,441$2,270,946$1,690,517$1,827,197
Total$10,407,574$14,429,394$22,732,496$25,440,782$26,162,338$27,609,861$28,330,029