铜        195,625      45,350       23.18
  铝      2,760,825     623,225       22.57
  铅        213,175     100,475       47.13
  镍        441,912     164,388       37.20
  锡          3,855         590       15.30
  锌        478,550      63,350       13.24
铝合金       16,100          20        0.12