铜        153,525      50,475       32.88
  铝      2,515,675   1,118,575       44.46
  铅        185,375      73,600       39.70
  镍        400,008     122,190       30.55
  锡          7,370       1,695       23.00
  锌        378,725      26,750        7.06
铝合金       14,160         700        4.94