铜        353,375      56,375       15.95
  铝      2,188,250     892,450       40.78
  铅        187,850      66,300       35.29
  镍        367,728     118,896       32.33
  锡          4,215       1,145       27.16
  锌        447,800      26,450        5.91
铝合金       11,680          20        0.17