铜        305,000     142,500      46.72
  铝      2,131,075     770,300      36.15
  铅        188,350      32,025      17.00
  镍        363,708     120,984      33.26
  锡          2,955       1,815      61.42
  锌        449,350      62,300      13.86
铝合金       13,680          20       0.15