单位:公吨
--------------------------------------
金属        总存量        涨跌
铜         453,700        +1,750
铝       4,604,800        +9,275
铝合金      70,800        -140
铅          301,950        +3,525
锌          812,100        +26,500
锡           20,310        +140
镍          118,212        -774
--------------------------------------