铜        220,725      48,625       22.03
  铝      2,357,025   1,009,825       42.84
  铅        184,650      71,350       38.64
  镍        378,264     112,920       29.85
  锡          6,050       1,420       23.47
  锌        440,800      14,650        3.32
铝合金       11,900         300        2.52