铜        152,400      27,650       18.14
  铝      2,669,700   1,226,325       45.93
  铅        175,325      68,050       38.81
  镍        418,998     119,508       28.52
  锡          4,715         590       12.51
  锌        409,575      43,750       10.68
铝合金       16,940         620        3.66