The summary of the proposition as it appeared on the general election ballot: Do you want to allow the possession and use of marijuana under state law by persons who are at
least 21 years of age, and allow the cultivation, manufacture, distribution, testing, and sale of
marijuana and marijuana products subject to state regulation, taxation and local ordinance?
Information on the language of the proposition is from the Official Voter Information Guide issued by the Maine Secretary of State: https://www1.maine.gov/sos/cec/elec/upcoming/citizensguide2016.pdf
A total of 3762 votes were cast by citizens abroad; 2772 in favor and 990 against. The state of Maine does not tabulate these votes by county.
Source for Popular Vote data: Maine Secretary of State. 2016 Election Results, Maine Secretary of State (http://www.maine.gov/sos/cec/elec/results/2016/referendum16.xlsx) (accessed 11 Dec 2017)