All Employees: Education and Health Services: Ambulatory Health Care Services in Illinois was 280.88516 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, All Employees: Education and Health Services: Ambulatory Health Care Services in Illinois reached a record high of 283.10603 in December of 2023 and a record low of 116.62310 in February of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Education and Health Services: Ambulatory Health Care Services in Illinois - last updated from the United States Federal Reserve on April of 2024.