From:
http://www.latimes.com/news/local/la-me-pot18dec18,0,5264617.story?coll=la-home-headlines

A report released today by a marijuana public policy analyst contends
that the market value of pot produced in the U.S. exceeds $35 billion —
far more than the crop value of such heartland staples as corn,
soybeans and hay, which are the top three legal cash crops.