铜        350,625     102,000       29.09
  铝      2,110,550     810,525       38.40
  铅        190,400      31,000       16.28
  镍        361,278     115,950       32.09
  锡          2,955       1,490       50.42
  锌        455,475      34,375        7.55?
铝合金       13,680          20        0.15