Product
Open
Close (a.m.)
Previous open
Previous highest
Previous lowest
Previous settlement
Fluctuation
Update
Copper
67640
67900
68230
67700
67990
-170
2011/5/20
Aluminum
16530
16550
16600
16575
-40
Lead
16995
17180
16925
17025
50
Zinc
16810
16835
16935
16715
16825
60
Gold
315.2
314.98
315.5
314.16
314.72
0.51