Average Weekly Earnings of All Employees: Professional and Business Services in Illinois (DISCONTINUED) was 1333.88591 $ per Week in March of 2022, according to the United States Federal Reserve. Historically, Average Weekly Earnings of All Employees: Professional and Business Services in Illinois (DISCONTINUED) reached a record high of 1375.58883 in January of 2022 and a record low of 941.59624 in November of 2007. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Weekly Earnings of All Employees: Professional and Business Services in Illinois (DISCONTINUED) - last updated from the United States Federal Reserve on March of 2024.