Source for Popular Vote data: Maine Secretary of State Bureau of Corporations, Elections & Commissions. Tabulations for Elections held in 2020 March 3, 2020 Presidential Primary Election Democratic, Maine Secretary of State Bureau of Corporations, Elections & Commissions (https://www.maine.gov/sos/cec/elec/results/2020/demprim320.xlsx) (accessed 2020-03-21)