铜     311,150    157,275   153,875   49.45%      51.30%
  铝   1,473,925    993,075   480,850   32.62%      33.25%
  铅     181,250    114,000    67,250   37.10%      36.96%
  镍     378,984    267,726   111,258   29.36%      29.83%
  锡       1,980      1,660       320   16.16%      13.59%
  锌     331,225    163,525   167,700   50.63%      50.86%
铝合金    12,600     12,280       320    2.54%       5.23%