Commodity2005200620072008200920102011
Coach screws of iron/steel$16,800$35,600$55,700$119,900$106,800$174,200$332,800
Wood screws other than coach screws, of iron/steel$1,689,300$1,761,900$2,462,000$3,682,300$2,239,400$2,491,100$2,724,700
Screw hooks & screw rings, of iron/steel$74,400$87,700$243,600$385,200$245,000$347,100$377,200
Self-tapping screws of iron/steel$2,203,600$2,744,100$5,551,600$8,638,700$6,354,100$8,073,900$8,911,300
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$9,347,000$12,622,900$18,515,600$29,905,200$17,179,600$23,817,900$27,697,200
Nuts of iron/steel$2,254,500$3,327,500$5,243,400$8,861,200$4,568,600$7,105,300$8,890,200
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$2,454,300$4,306,200$4,367,200$4,157,800$2,617,000$4,337,100$4,362,400
Spring washers & oth. lock washers, of iron/steel$733,100$1,124,600$1,417,400$2,378,100$1,030,100$1,741,000$2,373,100
Washers (excl. of 7318.21) of iron/steel$1,091,300$1,272,000$1,854,300$2,839,200$1,872,400$2,209,100$2,732,600
Rivets of iron/steel$372,100$483,500$576,000$584,700$399,000$622,100$934,000
Cotters & cotter-pins, of iron/steel$160,800$317,800$417,200$414,200$263,500$315,900$338,800
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$1,196,400$1,074,400$2,116,400$4,001,300$2,492,700$3,923,700$3,455,900
Total$21,593,600$29,158,200$42,820,400$65,967,800$39,368,200$55,158,400$63,130,200