铜        318,500      40,150       12.61
  铝      2,220,425     915,525       41.23
  铅        187,275      67,350       35.96
  镍        368,430     112,458       30.52
  锡          4,460       1,710       38.34
  锌        450,525      21,600        4.79
铝合金       11,680          20        0.17