World Metal Price (US$) Date Sliver/Oz Zinc/Ton Aluminium/Tom Copper/Ton Platinum/Oz 21-November 31.56 1957.09 2099.78 7551.04 1579.0022-November 31.25 1951.04 2069.31 7500.64 1533.0023-November 32.34 1948.13 2049.60 7409.92 1561.0024-November 32.04 1942.75 2024.74 7411.26 1550.0025-November 31.55 1916.77 2005.25 7351.01 1537.00
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