铜        338,225      47,200       13.96
  铝      2,203,400     906,600       41.15
  铅        186,700      66,275       35.50
  镍        367,854     116,130       31.57
  锡          4,390       1,720       39.18
  锌        449,750      22,975        5.11
铝合金       11,680          20        0.17