The two first movers within the United States legal cannabis industry—Washington and Colorado—have both seen solid, year-over-year sales growth over the first four months of each year, according to data from state regulators.

Compiling sales numbers from both the Washington State Liquor and Cannabis Board, and the Colorado Department of Revenue, Leafly was able to visualize just how much each state’s legal cannabis industry has grown during the past few years.

In the first graph, below, you can see that sales increased in both Washington and Colorado from 2016 to 2017 in the January–April quarter.Washington saw the biggest difference, with first four months of 2017 yielding year-over-year sales increases of 55% to nearly 80%. Colorado’s sales increases, though positive, were much mellower than those in the Evergreen State.

Data Dive: Cannabis Sales Keep Climbing in Washington and Colorado