Billionaires are a rare breed, with less than 2,000 in the whole world. But how do they compare with one another? Which country has the most? Where did their money come from? How old are they? How many are women? How many dropped out of college? How many kids do they have? Find out all this and more using Gocompare.com’s Billionaires League. Simply use the navigation menu to the left of the page to get started.