Source: US. Bureau of Labor Statistics
This series is calculated by FRB-St. Louis using data series from the Bureau of Labor Statistics. The FRB-St. Louis District includes all of Arkansas and portions of six other states: Missouri, Mississippi, Tennessee, Kentucky, Indiana and Illinois.
US. Bureau of Labor Statistics, Civilian Labor Force for all Illinois counties in FRB-St. Louis District (DISCONTINUED) [DILLFN], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/DILLFN, September 30, 2016.