All Employees: Other Support Services in Illinois was 18.30000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, All Employees: Other Support Services in Illinois reached a record high of 25.50000 in January of 1997 and a record low of 15.90000 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Other Support Services in Illinois - last updated from the United States Federal Reserve on April of 2024.