According to the Centers for Medicare and Medicaid Services, about 12.2 million people signed up through a federal or state-based marketplace, also called an exchange. Of those, 7.8 million, about 64 percent, qualified for tax credits to reduce how much they personally would pay for coverage. Thanks to the tax credits, the average monthly bill for insurance stayed at $106 from 2016 to 2017.

Excerpted from: Politifact, March, 2017