铜        346,050      53,225       15.38
  铝      2,153,425     885,675       41.13
  铅        191,025      66,175       34.64
  镍        364,902     114,924       31.49
  锡          3,745         760       20.29
  锌        443,850      23,050        5.19
铝合金       13,680          20        0.15