Commodity2005200620072008200920102011
Coach screws of iron/steel$88,167$277,624$823,520$964,231$1,062,057$4,431,955$3,935,020
Wood screws other than coach screws, of iron/steel$23,541,253$35,023,867$46,652,933$40,845,487$27,357,238$44,004,970$57,419,669
Screw hooks & screw rings, of iron/steel$870,949$1,475,552$1,967,913$2,424,947$1,804,213$3,170,637$5,903,990
Self-tapping screws of iron/steel$33,313,646$37,585,492$51,465,505$71,595,044$66,838,716$106,629,937$142,458,226
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$53,770,066$77,593,560$113,033,627$158,303,513$98,641,189$188,582,334$268,820,126
Nuts of iron/steel$19,416,233$28,994,412$47,095,697$71,884,396$32,899,680$65,109,374$102,779,695
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$11,418,343$19,157,435$29,532,121$43,595,027$21,497,698$42,149,660$70,639,989
Spring washers & oth. lock washers, of iron/steel$2,109,096$3,411,509$5,304,822$6,089,118$2,966,040$5,938,212$7,728,295
Washers (excl. of 7318.21) of iron/steel$5,101,409$8,542,621$16,078,324$17,824,260$13,076,985$22,828,741$33,517,355
Rivets of iron/steel$1,914,478$2,958,083$4,946,086$4,668,658$2,840,214$5,839,649$5,764,177
Cotters & cotter-pins, of iron/steel$876,508$1,157,078$1,823,218$2,137,195$1,541,727$2,821,664$2,399,798
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$4,136,306$6,702,391$8,938,615$12,591,633$8,154,518$15,302,075$26,672,587
Total$156,556,454$222,879,624$327,662,381$432,923,509$278,680,275$506,809,208$728,038,927