Mustafa İlker Coşkun has officiated 159 matches on record, averaging 1.4 cards and 6.5 fouls per game — a lenient official. A player is dismissed roughly once every 20 games, and the spot is pointed to 0.08 times per match. Home teams win 43% of matches under him, drawing 26% and losing 31%. Most active in the 1. Lig (57 matches). 39% of his bookings come after the 75th minute, with the first card around the 34'.