CREATE TABLE table_name_91 (played INTEGER, points VARCHAR(255), drawn VARCHAR(255), goals_for VARCHAR(255))
What is the highest number of plays when drawn is more than 4, more than 30 points were earned, and 37 goals scored for the team?
    
SQL: SELECT MAX(played) FROM table_name_91 WHERE drawn > 4 AND goals_for = 37 AND points > 30