Most stage wins by nation
Most stage wins by country in Itzulia Basque Country 2018.
Most stage top-10s
| # | Country | Top-10s | Per year | |
|---|---|---|---|---|
| 1 | Spain | 23 | per year | |
| 2 | France | 6 | per year | |
| 3 | Slovenia | 5 | per year | |
| 4 | Austria | 4 | per year | |
| 5 | Australia | 4 | per year | |
| 6 | Belgium | 3 | per year | |
| 7 | Germany | 2 | per year | |
| 8 | Colombia | 2 | per year | |
| 9 | Belarus | 2 | per year | |
| 10 | Poland | 2 | per year | |
| 11 | Italy | 2 | per year | |
| 12 | Switzerland | 1 | per year | |
| 13 | New Zealand | 1 | per year | |
| 14 | Netherlands | 1 | per year | |
| 15 | Ukraine | 1 | per year | |
| 16 | Portugal | 1 | per year |