Table: taniec_gwiazdami
Columns: rank
celebrity
professional_partner
season
average

Question: Which season's average was 37.5?
SQL: SELECT "season" FROM taniec_gwiazdami WHERE "average" = 37.5

Question: How many ranks had marcin mroczek as the celebrity in a season more recent than 4?
SQL: SELECT COUNT("rank") FROM taniec_gwiazdami WHERE "celebrity" = 'marcin mroczek' AND "season" > 4