铜        151,725      48,125       31.72
  铝      2,529,100   1,132,000       44.76
  铅        185,475      73,700       39.74
  镍        401,766     129,954       32.35
  锡          7,195       1,480       20.57
  锌        380,700      27,525        7.23
铝合金       14,400         580        4.03