Statewide Delegates: Winner Take all if the top candidate receives a majority of votes or the top candidate is the only candidate to receive at least 15 percent of the vote, otherwise delegates are awarded proportionally to those candidates that receive more than 15 percent of the vote.
Source for Popular Vote data: Michigan Department of State. 2016 Presidential Primary County Results, Michigan Department of State (http://mertsplus.com/mertsuserguide/uploads/MANUALS/16PPResults.xls) (accessed 02 Apr 2016)