Commodity2005200620072008200920102011
Coach screws of iron/steel$529,778$500,830$493,210$677,511$891,991$448,754$602,910
Wood screws other than coach screws, of iron/steel$2,449,482$2,554,750$2,754,541$2,746,800$2,173,866$1,722,428$2,057,409
Screw hooks & screw rings, of iron/steel$427,697$501,933$582,384$786,477$518,029$431,426$578,777
Self-tapping screws of iron/steel$3,230,059$3,209,433$3,869,403$4,627,117$2,871,359$2,927,653$3,457,634
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$14,592,343$15,504,741$19,361,422$21,064,499$13,991,472$12,982,265$17,600,662
Nuts of iron/steel$3,392,164$4,333,620$5,637,350$5,050,063$3,143,933$3,405,528$4,291,845
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$3,002,099$3,231,367$3,623,161$3,740,807$2,253,853$1,849,326$2,054,201
Spring washers & oth. lock washers, of iron/steel$1,538,429$1,484,074$1,501,891$1,561,761$742,283$866,755$808,287
Washers (excl. of 7318.21) of iron/steel$1,985,859$2,047,296$2,736,931$2,261,784$1,908,020$1,583,564$1,964,797
Rivets of iron/steel$1,265,256$1,299,378$1,505,378$1,472,117$1,052,091$946,623$1,022,642
Cotters & cotter-pins, of iron/steel$808,103$838,584$928,970$1,058,910$751,959$606,691$809,088
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$2,440,111$3,109,424$3,474,841$3,720,906$2,497,001$2,037,226$2,424,348
Total$35,661,380$38,615,430$46,469,482$48,768,752$32,795,857$29,808,239$37,672,600