 Group and count the durations for each actor with a bar graph.
CREATE TABLE actor (
    Actor_ID int,
    Name text,
    Musical_ID int,
    Character text,
    Duration text,
    age int
)

CREATE TABLE musical (
    Musical_ID int,
    Name text,
    Year int,
    Award text,
    Category text,
    Nominee text,
    Result text
)
SELECT Duration, COUNT(Duration) FROM actor GROUP BY Duration