Chain-Type Quantity Index for Real GDP: All Industry Total in Illinois was 106.77900 Index 2009=100 in January of 2021, according to the United States Federal Reserve. Historically, Chain-Type Quantity Index for Real GDP: All Industry Total in Illinois reached a record high of 107.49200 in July of 2019 and a record low of 94.25900 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Chain-Type Quantity Index for Real GDP: All Industry Total in Illinois - last updated from the United States Federal Reserve on April of 2024.