Question: How many years have a film that uses the title "Nagabonar" in the nomination?
Schema: create table table_13719788_1 (year__ceremony_ varchar, film_title_used_in_nomination varchar, PRIMARY KEY (year__ceremony_))
SQL: select count(year__ceremony_) from table_13719788_1 where film_title_used_in_nomination = "nagabonar"