Premise: The Monoposto Racing Club is a single seater, open-wheeled motor racing club in the United Kingdom. Its members race a variety of single seater race cars ranging from 600cc Jedi's to 2000cc Formula Three and Formula Renault cars. "Monoposto" is Italian for 'Single Seater'. As of 2010, it is the largest single seater championship in the UK, with over 60 regular race entrants.
Hypothesis: Monoposto Racing Club has been the largest after 2009