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Fluctuation

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Copper

 46750

 46900

 46750

 46730

20

2014-4-4

Aluminum

 12880

 12910

 12865

 12870

10

2014-4-4

Lead

 13610

 13610

 13610

 13615

-5

2014-4-4

Zinc

 14725

 14725

 14725

 14705

20

2014-4-4