How many gta games are there?

Grand theft auto 1. Grand theft auto london 1969 and 1961. grand theft auto 2. grand theft auto 3. grand theft auto vice city. grand theft auto advance. grand theft auto san andreas. grand theft auto liberty city stories. grand theft auto vice city stories. grand theft auto 4. grand theft auto chinatown wars. grand theft auto episodes from liberty city(GTA LOST AND DAMMNED AND BALLAD OF GAY TONY)...AND OF COURSE GTA 5. So I will say about 12.