Statewide Delegates: Proportional - a 20% threshold is required to receive delegates. Congressional District Delegates: Proportional - a 20% threshold is required to receive delegates.
Source for Popular Vote data: Louisiana Secretary of State Elections Division. Election Results by Parish Official Results for Election Date: 03/05/2016 Presidential Nominee -- Republican Party, Louisiana Secretary of State Elections Division (http://staticresults.sos.la.gov/03052016/03052016_51751.html) (accessed 22 Mar 2016)