(*) The 2010 values are based on amounts and values for only the first half of 2010 because figures for the second half of the year were not available at the time of writing. Precious metals include silver, gold and platinum. 'Other metals' includes lead, zinc, tungsten, molybdenum, tantalum, magnesium, cobalt, bismuth, cadmium, titanium, antimony, manganese, beryllium, chromium, germanium, vanadium, niobium, rhenium, gallium, indium and cermets.

References and footnotes