How Many People Are Affected by Obamacare Premium Increases? (Hint, It’s Fewer Than You Think) - The New York Times

Republicans cite rising insurance premiums as a primary reason for repealing the Affordable Care Act. But only a narrow slice of the market was actually affected by the increases...
https://www.nytimes.com/interactive/2017/03/09/us/politics/who-is-really-affected-by-rising-obamacare-premiums.html