According to the Illinois Department of Financial and Professional Regulation (IDFPR), $669,084,410.12 worth of recreational marijuana was sold in Illinois in 2020.
I'm sure that you'll recall that recreational weed sales started in Illinois in January of 2020. MedicalMarijuana.net reports that total sales numbers, including both medical and recreational, topped $1 billion dollars by December. That’s over 14.5 million products sold, and 25% of that went to out-of-state residents.