Query: Up to how many AFL matches are played each week in Melbourne?
Context: Nine of the League's teams are based in the Melbourne metropolitan area: Carlton, Collingwood, Essendon, Hawthorn, Melbourne, North Melbourne, Richmond, St Kilda, and Western Bulldogs. Up to five AFL matches are played each week in Melbourne, attracting an average 40,000 people per game. Additionally, the city annually hosts the AFL Grand Final.