There are more than 1 million millionaires in China till the end of 2010, putting the country on the third place in the world's millionaire households, behind the 5.22 million in the U.S. and Japan's 1.53 million, according to the 2011 Global Wealth Report published by global management consulting firm Boston Consulting Group (BCG) on May 31 this year.

This year’s report, titled Shaping a New Tomorrow, is BCG’s eleventh annual report on global wealth situation.

The report also shows that in 2010, the number of world’s millionaire households increased by 12.2 percent to about 12.5 million. The United States, Japan and the Chinese mainland are the top three regions which had the most millionaire households. While Singapore, Switzerland, and Qatar had the highest proportion of millionaire households around the world.

Here are the top 15 regions with most millionaire households: