铜     311,375    182,625   128,750   41.35%      43.42%
  铝   1,936,275  1,056,125   880,150   45.46%      45.37%
  铅     190,200     77,925   112,275   59.03%      59.00%
  镍     382,158    283,620    98,538   25.78%      26.17%
  锡       3,715      3,095       620   16.69%      16.69%
  锌     374,725    183,800   190,925   50.95%      45.43%
铝合金    14,900     13,740     1,160    7.79%       6.88%