铜        158,600      31,575       19.91
  铝      2,566,125   1,062,650       41.41
  铅        180,250      74,350       41.25
  镍        405,660     123,888       30.54
  锡          6,635         700       10.55
  锌        387,350      22,475        5.80
铝合金       14,720         580        3.94