Table: bollywood_films_gross
Columns: rank
movie
year
worldwide_gross
director
verdict

Question: How did the jab tak hai jaan movie gross worldwide?
SQL: SELECT "worldwide_gross" FROM bollywood_films_gross WHERE "movie" = 'jab tak hai jaan'

Question: What is average year for ayan mukerji?
SQL: SELECT AVG("year") FROM bollywood_films_gross WHERE "director" = 'ayan mukerji'