Last year (2009) 503 Films were released and only 31 were thrillers, giving it 4% altogether.
Action, Animation and Adventure this is because the target audience is much wider, it caters for all ages therefore grabbing most of the public.
Thriller audiences can vary from different people within different genres depending on what type of sub genre the audiences are, thrillers can sway from men to women young to old.
Romance Thrillers, drama thrillers and natural thrillers tend to attract the female fans rather than the males. Techno thrillers, action thrillers and physcotic thrillers are usually in favour of the men.
Thrillers are generally targeted at an older audience.