铜        356,875      59,800       16.76
  铝      2,146,725     877,800       40.89
  铅        191,000      66,200       34.66
  镍        363,216     113,166       31.16
  锡          3,715       1,860       50.07
  锌        442,650      22,975        5.19
铝合金       13,680          20        0.15