The world added 2.6 million millionaire households last year, showing that the rich are getting richer—and far more numerous, according to a report released Monday.
The total number of millionaire households in the world rose 19 percent last year, to 16.3 million households, according to Boston Consulting Group's Global Wealth report. Millionaire households represent 1.1 percent of all households globally.
The U.S. added the most millionaire households and has the highest total, with a gain of 1.1 million households last year. That brings the total to 7.135 million.
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China's millionaire population grew to 2.4 million last year from 1.5 million in 2012. But Japan's millionaire population fell by 300,000 to 1.2 million last year, driven mainly by the falling value of the yen versus the dollar.