For what it's worth, that article says "Updated: February 18, 2010", whereas this chart from The Economist seems to have data up to 2014, extrapolating to 2020:

For what it's worth, that article says "Updated: February 18, 2010", whereas this chart from The Economist seems to have data up to 2014, extrapolating to 2020: https://www.economist.com/sites/default/files/imagecache/original-size/images/print-edition/20150110_USC666.png https://www.economist.com/sites/default/files/imagecache/ori... Arguably, however, the category of "people aged 15-24" in that chart is not representative enough of "children".