铜        226,300      78,850       34.84
  铝      2,304,875     959,275       41.62
  铅        186,350      71,700       38.48
  镍        377,748     116,772       30.91
  锡          5,870       1,670       28.45
  锌        438,050      20,625        4.71
铝合金       11,980         300        2.50