20.3

Amount (in billions of U.S. $) spent on wine in American retail stores from November 2020 to November 2021. According to Nielsen, California wines accounted for 56% ($11.4 billion) of the total amount spent on wine, and 82% of the amount spent on domestic wines. Last year, California accounted for 88.5% of all of the wine produced in the U.S., making it the largest wine-producing state in the country.