铜     253,675    121,250   132,425   52.20%      52.82%
  铝   1,633,325    991,400   641,925   39.30%      39.75%
  铅     169,425     86,400    83,025   49.00%      51.97%
  镍     379,182    277,032   102,150   26.94%      26.57%
  锡       2,865      1,825     1,040   36.30%      35.49%
  锌     348,225    179,975   168,250   48.32%      48.40%
铝合金    15,080     14,740       340    2.25%       2.25%