铜        233,050      68,900       29.56
  铝      2,332,075     986,950       42.32
  铅        184,525      71,350       38.67
  镍        378,402     121,056       31.99
  锡          6,045       1,395       23.08
  锌        439,200      20,900        4.76
铝合金       11,900         300        2.52