The number of races per country in the past three years for the specified category.
| # | Country | #Races |
|---|---|---|
| 1 | Belgium | |
| 2 | United States | |
| 3 | Spain | |
| 4 | France | |
| 5 | Czech Republic | |
| 6 | Slovakia | |
| 7 | Netherlands | |
| 8 | Great Britain | |
| 9 | Switzerland | |
| 10 | Italy | |
| 11 | Japan | |
| 12 | Sweden | |
| 13 | Poland | |
| 14 | Germany | |
| 15 | Luxembourg | |
| 16 | Ireland | |
| 17 | Romania | |
| 18 | Canada | |
| 19 | Norway | |
| 20 | Austria | |
| 21 | Estonia |