KMs by nation
Number of race kilometres per country.
| Pos. | Country | KMs | ||
|---|---|---|---|---|
| 1 | Italy | 69947 | ||
| 2 | France | 39814 | ||
| 3 | Spain | 23976 | ||
| 4 | Switzerland | 8661 | ||
| 5 | United States | 6135 | ||
| 6 | Belgium | 3890 | ||
| 7 | Austria | 2938 | ||
| 8 | Germany | 2734 | ||
| 9 | Poland | 2487 | ||
| 10 | Argentina | 2041 | ||
| 11 | Luxembourg | 1724 | ||
| 12 | Netherlands | 1440 | ||
| 13 | Great Britain | 1350 | ||
| 14 | Denmark | 851 | ||
| 15 | China | 836 | ||
| 16 | Japan | 757 | ||
| 17 | Canada | 643 | ||
| 18 | Portugal | 254 |