Real Gross Domestic Product: Management of Companies and Enterprises (NAICS 55) in Illinois was 17994.30000 Mil. of Chn. 2009 $ in October of 2023, according to the United States Federal Reserve. Historically, Real Gross Domestic Product: Management of Companies and Enterprises (NAICS 55) in Illinois reached a record high of 18255.50000 in October of 2021 and a record low of 14412.60000 in April of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Real Gross Domestic Product: Management of Companies and Enterprises (NAICS 55) in Illinois - last updated from the United States Federal Reserve on April of 2024.