KMs by nation
Number of race kilometres per country.
| Pos. | Country | KMs | ||
|---|---|---|---|---|
| 1 | Italy | 7319 | ||
| 2 | Belgium | 5409 | ||
| 3 | United States | 3358 | ||
| 4 | Netherlands | 2670 | ||
| 5 | France | 2251 | ||
| 6 | Australia | 2107 | ||
| 7 | Spain | 1455 | ||
| 8 | El Salvador | 1382 | ||
| 9 | Norway | 1129 | ||
| 10 | Great Britain | 912 | ||
| 11 | Germany | 561 | ||
| 12 | Czech Republic | 411 | ||
| 13 | Luxembourg | 234 | ||
| 14 | Sweden | 181 | ||
| 15 | Austria | 156 | ||
| 16 | Japan | 137 | ||
| 17 | Canada | 82 |