Chart of the day: Tomorrow’s richest smartphone markets by Philip Elmer-DeWitt @FortuneMagazine December 24, 2011, 11:51 AM EDT E-mail Tweet Facebook Google Plus Linkedin Share icons Source: Flurry Analytics. Numbers in millions. Using data from 140,000 smartphone apps running on devices all over the world, Flurry Analytics has created a fascinating series of graphs showing … Which countries have purchased the most Apple AAPL iOS and Google GOOG Android devices How many people in each country can afford a smartphone but haven’t yet purchased one Which countries are the most mature (in terms of smartphone penetration) Finally, the chart above, showing where the future market opportunities lie. The dark blue circles show how many people already own smartphones (109 million in the U.S.). The light blue circles suggest where tomorrow’s smartphones will be purchased. Note that the U.S., with its large and affluent population, has both the biggest current market and the largest upside. China, with 1.3 billion people and a growing middle class, comes next. India has a nearly as many people as China (1.2 billion), but a larger percentage of them can’t afford a smartphone. You can read Flurry’s full report here.