...Note: This report includes data on the following nine publicly traded health insurers that are rated or followed by Fitch: Aetna Inc.; Centene Corp.; Cigna Corp.; Health Net Inc.; Humana Inc.; Molina Health Care Inc.; UnitedHealth Group, Inc.; WellCare Health Plans, Inc.; and WellPoint Inc. The report also includes data on Catamaran Corp. given its July 2015 acquisition by UnitedHealth Group, Inc....