Commodity2005200620072008200920102011
Coach screws of iron/steel$420,434$1,398,252$2,410,114$3,056,284$7,163,864$6,863,109$605,365
Wood screws other than coach screws, of iron/steel$20,400,251$22,050,730$20,120,522$18,949,654$20,885,654$27,811,302$33,800,712
Screw hooks & screw rings, of iron/steel$184,251$663,876$981,915$794,200$445,224$755,682$1,402,542
Self-tapping screws of iron/steel$12,860,619$16,370,864$26,121,882$30,078,193$29,788,408$38,684,908$64,274,378
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$89,415,206$116,173,013$144,620,852$172,475,166$114,896,261$188,557,698$241,750,537
Nuts of iron/steel$59,515,017$78,691,475$97,107,686$109,896,878$73,985,825$107,521,920$129,669,995
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$7,038,232$10,407,526$16,213,100$21,837,277$16,500,000$20,061,581$25,127,855
Spring washers & oth. lock washers, of iron/steel$6,569,067$6,600,464$7,170,872$9,236,931$6,150,768$8,436,328$10,554,221
Washers (excl. of 7318.21) of iron/steel$14,830,767$21,972,188$25,283,314$26,599,570$15,999,805$22,339,474$21,829,982
Rivets of iron/steel$5,962,089$7,159,800$9,705,478$12,952,668$11,462,163$13,292,019$14,767,283
Cotters & cotter-pins, of iron/steel$8,301,131$10,174,522$15,275,958$18,022,504$13,945,314$13,828,200$18,117,544
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$25,322,959$25,757,520$24,042,277$33,365,136$24,233,545$30,609,980$33,667,133
Total$250,820,023$317,420,230$389,053,970$457,264,461$335,456,831$478,762,201$595,567,547