Jan Petřík has officiated 143 matches on record, averaging 4.4 cards and 14.7 fouls per game — a firm official. A player is dismissed roughly once every 6 games, and the spot is pointed to 0.32 times per match. Home teams win 44% of matches under him, drawing 18% and losing 38%. Most active in the Chance Národní Liga (67 matches). 34% of his bookings come after the 75th minute, with the first card around the 34'. He cards more than 27% of Chance Národní Liga 2025/2026 referees.