Matt E. Matic was applying for a job. To determine whether he could handle the job, the personnel manager sent him out to poll 100 people about their favorite types of TV shows. His data were as follows.

58preferred comedies.39preferred variety shows.43preferred serious drama.19preferred comedies and variety programs.12preferred variety and serious drama.17preferred comedies and serious drama.5preferred all types.5did not like any of these TV show types.

How many people did Matt ask?