Still, CBD-only products accounted for almost $43 million – or 10% of all noninhalable CBD sales – at marijuana retail stores in the four states in 2020. ... Market share and sales of CBD products. StateMarket shareSales (May 2021) California36%$24.9M Colorado34%$8.7M Nevada29%$1.9M Washington36%$6.41M Jun 3, 2021