铜        221,425      95,350     43.06
  铝      2,195,375     662,800     30.19
  铅        189,800      70,250     37.01
  镍        384,900     103,962     27.01
  锡          5,820         910     15.64
  锌        387,050     129,000     33.33
铝合金       12,860          20      0.16