Megan McArdle, Columnist

How Many Are Insured Because of Obamacare? Great Question

The latest Census Bureau numbers give us a new answer, but not a better one.

The doctor will see you now.

Photographer: Matthew Busch/Bloomberg
Lock
This article is for subscribers only.

How many people have gained coverage as a result of the Affordable Care Act? That depends on who you ask -- and how you ask.

In 2010, the Congressional Budget Office projected that by 2016, 32 million people would have gained coverage under the Affordable Care Act. By 2012, this number was revised down to 30 million. By April 2014, the projection had fallen again, to 25 million. By March of this year, Congress's forecasters were guessing 22 million.