铜        231,825      23,175       10.00
  铝      2,937,450   1,172,725       39.92
  铅        179,300      79,175       44.16
  镍        438,546     162,426       37.04
  锡          6,015       1,065       17.71
  锌        490,125      82,000       16.73
铝合金       14,140          20        0.14