铜        371,475      62,625       16.86
  铝      2,125,850     871,175       40.98
  铅        191,250      66,150       34.59
  镍        361,860     111,312       30.76
  锡          3,650       1,945       53.29
  锌        441,475      28,700        6.50
铝合金       13,680          20        0.15