World Metal Price (US$) Date Sliver/Oz Zinc/Ton Aluminium/Tom Copper/Ton Platinum/Oz 28-November 31.55 1957.76 1994.50 7541.41 1551.0029-November 32.01 1975.68 1975.68 7566.27 1543.0030-November 31.65 1955.97 1966.50 7437.55 1518.001-December 31.60 2036.16 2057.22 7916.61 1550.002-December 32.85 1916.77 2040.64 7906.53 1552.00
Background