铜     264,850    143,175   121,675   45.94%      43.76%
  铝   1,678,250  1,092,425   585,825   34.91%      35.25%
  铅     166,925     79,175    87,750   52.57%      52.79%
  镍     380,496    278,514   101,982   26.80%      26.75%
  锡       3,170      2,375       795   25.08%      19.41%
  锌     353,200    182,000   171,200   48.47%      48.66%
铝合金    15,080     14,740       340    2.25%       2.25%