As of the 2014 season, there are 11 teams based in 8 countries:
Caterham, Malaysia
Ferrari, Italy
Force India, India
Lotus, UK
Marussia, Russia
McLaren, UK
Mercedes, Germany
Red Bull, Austria
Sauber, Switzerland
Toro Rosso, Italy
Williams, UK
71 countries participated at the 2010 Commonwealth Games.
44 countries participated in the 1924 Summer Olympics. 16 countries participated in the 1924 Winter Olympics.
190 countries
Formula 1 is a very famous sport and is viewed live in almost all countries of the world.
46 countries participated in the Commonwealth Games in 1990
45 countries participated at the 16th Asian Games in 2010.
14 countries participated in the 2011 Cricket World Cup
42 countries participated at the 1970 British and Commonwealth Games.
There are 208 countries in F.I.f.A.
67 countries first participated in the International Geophysical Year in 1957-1958.
44 countries participated in the 1924 Summer Olympics. 16 countries participated in the 1924 Winter Olympics.
8 countries participated in the 1983 Cricket World Cup.