This document shows the number of affiliates of the Ecuadorian Social Security Institute (IESS) from 2006 to 2016. The numbers increased each year from 1,401,935 in 2006 to over 3,178,046 in 2016. There was a steady rise in affiliates over the 10 year period with a small dip in 2014 and 2015 before continuing to rise again in 2016.