4. United Kingdom: $6.2 trillion
Big Ben, Houses of Parliament and Westminster Bridge viewed from across the River Thames, London November 6, 2014. [Photo/IC] |
57.4 percent of adults in the United Kingdom belong to the middle class. They have a number of 28 million and a total wealth of $6.2 trillion that accounts 39.7 percent of country wealth and 2.5 percent of world wealth.