Commodity2005200620072008200920102011
Coach screws of iron/steel$172,180$267,508$186,401$196,091$125,085$388,604$1,358,178
Wood screws other than coach screws, of iron/steel$8,612,645$10,601,243$9,613,048$11,245,342$9,844,148$10,312,355$13,077,524
Screw hooks & screw rings, of iron/steel$1,775,974$1,763,483$1,661,390$1,849,656$1,449,220$2,197,623$2,541,342
Self-tapping screws of iron/steel$26,156,363$32,098,117$35,043,024$36,559,899$26,405,474$37,732,912$44,432,906
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$732,546,710$850,336,292$862,906,372$872,956,753$631,217,903$923,513,537$1,036,710,704
Nuts of iron/steel$183,764,299$218,598,104$239,386,154$264,976,333$191,711,947$277,956,718$320,922,348
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$21,076,364$26,118,367$26,185,677$27,302,657$25,101,300$34,173,937$42,235,622
Spring washers & oth. lock washers, of iron/steel$16,938,695$18,616,561$21,740,814$22,885,697$18,109,931$26,194,607$30,187,124
Washers (excl. of 7318.21) of iron/steel$100,072,078$113,283,513$127,872,060$119,193,614$83,916,373$118,819,656$137,105,366
Rivets of iron/steel$60,917,146$64,965,725$69,888,850$74,113,530$49,558,078$72,250,253$76,729,350
Cotters & cotter-pins, of iron/steel$70,676,035$80,734,370$86,270,552$89,511,205$76,937,247$98,188,729$103,290,536
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$128,412,945$118,922,261$122,672,694$125,445,282$97,989,474$139,456,432$147,219,113
Total$1,351,121,434$1,536,305,544$1,603,427,036$1,646,236,059$1,212,366,180$1,741,185,363$1,955,810,113