铜        141,075      45,300       32.11
  铝      2,763,750   1,000,500       36.20
  铅        155,725      48,900       31.40
  镍        432,024     125,502       29.05
  锡          4,875         590       12.10
  锌        433,625      64,225       14.81
铝合金       16,880          20        0.12