铜        240,075      53,725       22.38
  铝      2,234,525     928,000       41.53
  铅        187,650      68,200       36.34
  镍        373,548     111,906       29.96
  锡          4,630       1,655       35.75
  锌        455,100      23,475        5.16
铝合金       11,780          20        0.17