The sales slips are totaled, and Illinoisians are spending a lot on marijuana.
The Illinois Department of Financial and Professional Regulation released data showing the state's marijuana dispensaries sold nearly 40 million dollars worth of recreational weed in January.
Illinois residents bought more than 30 point six million, while out-of-state visitor sales totaled eight point six million.
On January first alone, operators sold three point two million in pot products.
Illinois is just the second state in the Midwest to launch recreational pot sales, after Michigan.