Final sign-ups for Obamacare plans on healthcare.gov reached 8.7 million this open enrollment, falling slightly since last week’s deadline partly because some customers canceled plans they were automatically enrolled in.

A week ago, the Centers for Medicare and Medicaid Services reported that 8.8 million people signed up for plans. A CMS official told the Washington Examiner that the number declined because some customers canceled their plans within hours of the deadline, while others canceled plans they were automatically enrolled in.