Metropolitan Area,Reports per 100K Population "Bloomington, IL Metropolitan Statistical Area",331 "Carbondale-Marion, IL Metropolitan Statistical Area",395 "Champaign-Urbana, IL Metropolitan Statistical Area",356 "Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area",490 "Davenport-Moline-Rock Island, IA-IL Metropolitan Statistical Area",329 "Decatur, IL Metropolitan Statistical Area",420 "Kankakee, IL Metropolitan Statistical Area",326 "Ottawa-Peru, IL Micropolitan Statistical Area",308 "Peoria, IL Metropolitan Statistical Area",380 "Rockford, IL Metropolitan Statistical Area",443 "Springfield, IL Metropolitan Statistical Area",466 "St. Louis, MO-IL Metropolitan Statistical Area",497 , "This chart identifies Metropolitan Areas (Metropolitan and Micropolitan Statistical Areas) with a population of 100,000 or more. Metropolitan areas are defined by Office of Management and Budget Bulletin No. 15-01, ""Revised Delineations of Metropolitan Statistical Areas, Micropolitan Statistical Areas, and Combined Statistical Areas, and Guidance on Uses of the Delineations of These Areas"" (July 15, 2015).",