铜        225,925     108,700       48.11
  铝      2,113,375     728,500       34.47
  铅        187,275      44,175       23.59
  镍        368,850     123,954       33.61
  锡          3,185       1,140       35.79
  锌        439,350     102,075       23.23
铝合金       13,620          20        0.15