铜        231,275      77,125       33.35
  铝      2,319,125     973,525       41.98
  铅        186,425      71,425       38.31
  镍        377,586     118,284       31.33
  锡          5,995       1,750       29.19
  锌        438,425      21,000        4.79
铝合金       11,900         300        2.52