铜        141,425      41,975       29.68
  铝      2,769,925   1,001,100       36.14
  铅        155,800      48,975       31.43
  镍        430,506     124,992       29.03
  锡          4,825         540       11.19
  锌        433,775      64,375       14.84
铝合金       16,880          20        0.12