铜        156,750      32,000       20.41
  铝      2,575,725   1,061,200       41.20
  铅        175,650      75,400       42.93
  镍        405,858     123,876       30.52
  锡          6,510         680       10.45
  锌        389,475      24,475        6.28
铝合金       14,780         640        4.33