Along with releasing end-of-the-year 2015 enrollment data for the Affordable Care Act exchanges last Friday afternoon, the Department of Health and Human Services also released data for the 2016 open enrollment period. Just like the end-of-the year 2015 enrollment data, which I discussed on Monday, a close look at the 2016 open enrollment data reveals that the ACA is significantly underperforming initial expectations.

The big story is how little has changed from 2015 to 2016. The number of 2016 exchange enrollees is up only slightly from last year, and the make-up of the risk pool—as proxied by income and age of enrollees—is virtually identical.

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