铜        346,775     104,850       30.24
  铝      2,165,700     803,925       37.12
  铅        189,725      34,075       17.96
  镍        363,408     116,004       31.92
  锡          2,960       1,600       54.05
  锌        454,925      34,125        7.50
铝合金       13,680          20        0.15