| Event | Year | Start | End | Races | Teams |
|---|---|---|---|---|---|
| Riva del Garda | 2000 | 01 Jun | 04 Jun | 7 | 53 |
| Riva del Garda | 1999 | 13 May | 16 May | 5 | 49 |
| Riva del Garda | 1998 | 21 May | 24 May | 7 | 36 |
| Riva del Garda | 1997 | 08 May | 11 May | 59 | |
| Riva del Garda | 1996 | 16 May | 20 May | 6 | 55 |
| Riva del Garda | 1989 | 04 May | 07 May | 4 | 65 |
| Riva del Garda | 1988 | 12 May | 15 May | 50 | |
| European Championship | 1981 | 01 Jan | 01 Jan | 6 | 82 |