铜        145,000      43,125       29.74
  铝      2,756,525   1,008,775       36.60
  铅        156,700      48,475       30.93
  镍        431,136     125,274       29.06
  锡          4,875         730       14.97
  锌        432,150      62,750       14.52
铝合金       16,880          20        0.12