铜        160,925      43,350       26.94
  铝      2,862,125     705,450       24.65
  铅        166,250      59,625       35.86
  镍        434,838     131,658       30.28
  锡          4,305         340        7.90
  锌        449,000      57,425       12.79
铝合金       16,500          20        0.12