Product

Open

Close(a.m.)

Previous open

Previous highest

Previous lowest

Previous settlement

Fluctuation

Update

Copper

54980

55000

55350

54580

54990

-160

2012-07-31

Aluminum

15410

15485

15485

15385

15430

-20

2012-07-31

Lead

15055

15075

15130

14950

15040

-70

2012-07-31

Zinc

14690

14710

14720

14605

14660

-30

2012-07-31

Gold

334.97

335.71

335.85

334.01

334.97

-0.52

2012-07-31

Silver

5945

5895

5895

5860

5874

-10

2012-07-31