铜        262,050      87,625       33.44
  铝      2,160,475     749,250       34.68
  铅        188,100      31,225       16.60
  镍        365,358     125,298       34.29
  锡          3,155       1,735       54.99
  锌        446,250      75,775       16.98
铝合金       13,680          20        0.15