单位:公吨
--------------------------------------
金属        总存量        涨跌
铜         451,925        +275
铝       4,574,350        +16,950
铝合金     135,180        ---
铅          387,825        -675
锌          794,550        -2,175
锡           18,570        -490
镍           90,438        -486
--------------------------------------