Below we highlight the percent of world stock market cap that various countries make up and how the numbers have changed this year. As shown, the US remains the biggest country with its stocks making up 29.61% of world market cap. This is more than three times Japan's representation in second place at 7.68%. At the start of the year, the US had 32.75% of world market cap, so its representation is down 9% in 2009 even though US equity markets are up. At 7.27%, China overtook the UK in third place in 2009 and is closing in on Japan.
Brazil's percent of world market cap increased the most in 2009 at 58.2%. Its weighting has gone from 1.84% to 2.92%. Indonesia, India, Australia, Turkey, China, Russia, and Taiwan have all seen their weightings increase by 25% or more this year. On the flip side, Japan has lost the most market share of the developed countries, declining from 10.28% to 7.68%.
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