[["Highmark Inc.",44],["Highmark Health",12],["Health Care Service Corp.",8],["Capital BlueCross",7],["Premera Blue Cross",7],["Anthem Inc.",6],["Blue Cross \u0026 Blue Shield of Minnesota",6],["BlueCross BlueShield of Tennessee Inc.",6],["Independence Blue Cross Inc.",6],["Blue Cross Blue Shield of Rhode Island",5],["Florida Blue",5],["Blue Cross and Blue Shield of Louisiana",4],["Blue Cross of Idaho Health Service",4],["BlueCross BlueShield of Massachusetts",4],["Empire HealthChoice HMO Inc.",4],["Regence BlueCross BlueShield",4],["Blue Cross Blue Shield Association",3],["Blue Cross Blue Shield of Michigan Inc.",3],["Blue Shield of California",3],["BlueCross BlueShield of Texas",3],["Hawaii Medical Service Association",3],["Horizon Blue Cross Blue Shield of New Jersey",3],["BlueCross BlueShield of Mississippi",2],["BlueCross BlueShield of Oklahoma",2],["Cambia Health Solutions Inc.",2],["CareFirst BlueCross BlueShield",2],["Express Scripts Holding Co.",2],["HealthNow New York Inc.",2],["LifeWatch AG",2],["Allegheny Health Network",1],["Altria Group Inc.",1],["Alvarez \u0026 Marsal Holdings LLC",1],["Ametek Inc.",1],["Angel MedFlight",1],["Armstrong World Industries Inc.",1],["Armstrong World Industries, Inc.",1],["Blue Cross Blue Shield of Massachusetts",1],["Blue Cross Blue Shield of North Dakota",1],["Blue Cross of Northeastern Pennsylvania",1],["BlueCross BlueShield of Arkansas",1],["BlueCross BlueShield of Illinois",1],["BlueCross BlueShield of Montana",1],["BlueCross BlueShield of New Jersey",1],["Bridgestone Corp.",1],["British American Tobacco PLC",1],["Cedars-Sinai Medical Center",1],["Citizens Financial Group Inc.",1],["Davis Vision Inc.",1],["Deutsche Bank AG",1],["Duquesne University",1],["Federated Investors Inc.",1],["Fortune Brands Home \u0026 Security Inc.",1],["Gateway Health Plan Inc.",1],["Glenmede Corp.",1],["Loews Corp.",1],["National Account Service Co. LLC",1],["Rycon Construction Inc",1],["SEI Investments Co.",1],["State Farm Mutual Automobile Insurance Co.",1],["The Bank of New York Mellon Corp.",1],["Unisys Corp.",1],["WellSpan Health",1],["West Penn Allegheny Health System Inc.",1],["Wilmington Trust Corp.",1]]