铜        189,125      51,975       27.48
  铝      2,382,100   1,012,500       42.50
  铅        185,150      71,850       38.81
  镍        379,566     120,360       31.71
  锡          5,985       1,345       22.47
  锌        442,700      16,150        3.65
铝合金       11,900         300        2.52