Commodity2005200620072008200920102011
Coach screws of iron/steel$216,427$358,405$407,015$523,273$1,859,116$942,348$595,773
Wood screws other than coach screws, of iron/steel$3,138,269$3,881,988$5,122,040$5,552,617$3,595,161$3,599,475$4,064,464
Screw hooks & screw rings, of iron/steel$273,243$423,988$606,156$497,433$378,086$234,464$338,371
Self-tapping screws of iron/steel$6,253,252$7,121,764$8,606,132$9,854,376$7,810,885$7,558,165$8,925,191
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$21,693,475$22,508,660$33,505,468$40,862,457$28,237,824$30,409,829$34,929,749
Nuts of iron/steel$8,769,930$8,306,455$10,959,589$12,676,430$10,150,058$10,663,976$11,255,665
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$2,473,438$3,232,053$4,022,217$5,055,893$2,995,057$3,118,107$3,655,176
Spring washers & oth. lock washers, of iron/steel$1,517,018$1,336,298$1,742,142$1,897,842$1,154,086$1,516,581$1,880,389
Washers (excl. of 7318.21) of iron/steel$2,226,539$2,458,331$3,065,575$3,420,992$1,923,924$2,447,095$3,581,129
Rivets of iron/steel$1,608,533$1,735,870$2,230,695$2,508,562$2,131,117$2,129,212$1,985,932
Cotters & cotter-pins, of iron/steel$861,344$847,221$1,092,464$1,174,606$742,882$715,965$1,222,800
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$17,539,057$16,045,429$18,862,033$17,326,681$12,608,714$14,214,195$13,299,337
Total$66,570,525$68,256,462$90,221,526$101,351,162$73,586,910$77,549,412$85,733,976