http://www.huffingtonpost.com/2014/10/09/obamacare-young-adults_n_5961602.html
"The share of the population between 19 and 25 years old without health insurance has fallen since the Affordable Care Act passed in 2010. That year, the uninsured rate for that group was more than 30 percent. By the end of this March, it had fallen to 21 percent"
