* Data as of September of year indicated. Medicare fiscal year begins October 1st.
Years Available: 2008–2019
Permanent Link: http://data.sagepub.com/sagestats/7044
General Notes: *Median value gives the value for the "average" county for this metric, the 50th percentile of all counties reporting data. Starting with data from 2016, penetration calculations were not performed on enrollment figures that were equal to or less than 10 people.