Product
Open
Close(am)
Previous open
Previous highest
Previous lowest
Previous settlement
Fluctuation
Update
Copper
70600
70400
70650
70250
70450
90
2011/4/1
Aluminum
16580
16560
16595
16520
16545
45
Lead
18780
18700
18720
18580
18650
115
Zinc
17970
17950
18080
17760
17855
210
Gold
299.5
290
299
295.62
0.5