铜        205,350      50,525       24.60
  铝      2,256,400     943,375       41.81
  铅        188,100      69,600       37.00
  镍        371,154     114,234       30.78
  锡          5,060       1,410       27.87
  锌        429,275      21,450        5.00
铝合金       11,420          20        0.18