铜        155,725      32,425       20.82
  铝      2,560,550   1,131,500       44.19
  铅        180,100      74,200       41.20
  镍        404,556     123,606       30.55
  锡          6,735         865       12.84
  锌        386,750      28,125        7.27
铝合金       14,680         720        4.90