铜        194,200      54,875       28.26
  铝      2,393,600   1,025,000       42.82
  铅        186,250      72,950       39.17
  镍        380,286     116,340       30.59
  锡          6,060       1,420       23.43
  锌        426,225      17,825        4.18
铝合金       11,900         300        2.52