铜        160,000      40,225       25.14
  铝      2,589,225   1,065,050       41.13
  铅        176,050      76,275       43.33
  镍        414,018     133,836       32.33
  锡          6,325         770       12.17
  锌        391,500      26,500        6.77
铝合金       15,120         560        3.70