铜     266,575    169,700    96,875   36.34%      38.28%
  铝   1,802,800  1,007,875   794,925   44.09%      45.72%
  铅     171,750     77,800    93,950   54.70%      55.04%
  镍     374,532    275,544    98,988   26.43%      26.66%
  锡       3,330      2,725       605   18.17%      23.31%
  锌     366,600    183,850   182,750   49.85%      49.92%
铝合金    14,080     13,740       340    2.41%       2.41%