CREATE TABLE musical (Musical_ID NUMBER, Name CLOB, Year NUMBER, Award CLOB, Category CLOB, Nominee CLOB, Result CLOB)
CREATE TABLE actor (Actor_ID NUMBER, Name CLOB, Musical_ID NUMBER, Character CLOB, Duration CLOB, age NUMBER)

Bar chart x axis duration y axis how many duration, display by the y axis in asc.
SELECT Duration, COUNT(Duration) FROM actor GROUP BY Duration ORDER BY COUNT(Duration)
SELECT "Duration", COUNT("Duration") FROM "actor" GROUP BY "Duration" ORDER BY COUNT("Duration")