铜        144,700      22,175       15.32
  铝      2,695,775   1,244,875       46.18
  铅        162,200      47,050       29.01
  镍        424,080     120,306       28.37
  锡          4,700         465        9.89
  锌        411,100      49,250       11.98
铝合金       16,940          20        0.12