Races per nation
Number of races and racedays per country in 1972.
Top nations for team
100% of all racedays for Soviet Union were in Czech Republic, or .
100%
Per country
| Pos. | Nation | Number of races | Racedays |
|---|---|---|---|
| 1 | Czech Republic | 1 | 14 |
| Pos. | Nation | Number of races | Racedays |
|---|---|---|---|
| 1 | Czech Republic | 1 | 14 |