铜        145,450      45,675       31.40
  铝      2,798,875     979,575       35.00
  铅        156,075      49,025       31.41
  镍        432,672     125,244       28.95
  锡          4,840         550       11.36
  锌        435,800      65,200       14.96
铝合金       16,880          20        0.12