Commodity2005200620072008200920102011
Coach screws of iron/steel$412,134$484,686$627,830$752,978$481,417$494,910$443,587
Wood screws other than coach screws, of iron/steel$3,154,108$2,945,781$6,486,481$5,971,646$4,380,493$5,052,698$11,140,977
Screw hooks & screw rings, of iron/steel$232,256$222,912$315,213$599,608$459,957$424,389$348,069
Self-tapping screws of iron/steel$10,141,175$9,746,299$13,116,315$12,986,432$12,443,659$12,313,831$11,285,517
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$41,599,108$51,584,201$63,562,922$80,659,653$48,262,650$56,551,428$70,275,581
Nuts of iron/steel$24,332,776$26,302,430$31,540,610$29,017,175$25,697,134$34,802,540$41,026,031
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$10,263,149$16,066,893$20,323,796$20,157,561$15,340,366$10,462,187$20,730,153
Spring washers & oth. lock washers, of iron/steel$482,057$916,515$1,098,429$1,214,937$910,478$1,142,544$1,826,482
Washers (excl. of 7318.21) of iron/steel$1,295,245$2,292,603$2,736,125$3,400,500$2,898,897$2,916,808$5,947,404
Rivets of iron/steel$3,744,016$5,366,164$6,846,678$5,877,518$5,028,257$2,967,763$2,310,304
Cotters & cotter-pins, of iron/steel$1,714,220$2,276,721$2,677,037$2,708,502$1,433,879$1,308,250$1,173,049
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$3,712,500$6,230,320$7,702,996$6,556,551$6,555,025$6,360,782$10,549,082
Total$101,082,744$124,435,525$157,034,432$169,903,061$123,892,212$134,798,130$177,056,236