Product
Open
Close (am)
Previous open
Previous highest
Previous lowest price
Previous settlement
Fluctuation
Update
Copper
70720
71350
71620
71000
71220
-430
2011/4/18
Aluminum
16630
16550
16590
16535
16565
95
Lead
18575
18605
18780
18505
18650
-5
Zinc
18010
18200
17960
18030
30
Gold
300
2011/4/15