铜        349,625      57,975       16.58
  铝      2,161,475     865,675       40.05
  铅        188,150      66,400       35.29
  镍        366,858     116,652       31.80
  锡          3,825         840       21.96
  锌        444,400      23,550        5.30
铝合金       11,680          20        0.17