Most grandtour starts by competitors
Number of starts in grand tours before the start of Vuelta a los Valles Mineros 1991.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | ECHAVE Federico | 18 | 5 | 2 | 11 |
| 2 | DELGADO Pedro | 18 | 8 | 2 | 8 |
| 3 | BLANCO Jesús | 13 | 3 | 1 | 9 |
| 4 | HERMANS Mathieu | 12 | 5 | 2 | 5 |
| 5 | PARRA Fabio Enrique | 12 | 6 | - | 6 |
| 6 | RUÍZ CABESTANY Pello | 12 | 4 | - | 8 |
| 7 | LUKIN Luis Javier | 10 | 4 | 1 | 5 |
| 8 | MARTINEZ Juan Tomas | 9 | - | 3 | 6 |
| 9 | IGLESIAS Miguel Ángel | 9 | - | - | 9 |
| 10 | DOMÍNGUEZ Manuel Jorge | 9 | 2 | - | 7 |
| 11 | SARRAPIO José Angel | 8 | 2 | - | 6 |
| 12 | GUTIÉRREZ Alfonso | 8 | 3 | - | 5 |
| 13 | RIDAURA Vicente Juan | 8 | 3 | 1 | 4 |
| 14 | RONDON Abelardo | 7 | 3 | - | 4 |
| 15 | NIJDAM Jelle | 7 | 6 | - | 1 |
| 16 | THEUNISSE Gert-Jan | 7 | 3 | 2 | 2 |
| 17 | ALONSO Juan Carlos | 6 | 1 | 1 | 4 |
| 18 | MAIER Harald | 6 | 2 | 3 | 1 |
| 19 | EMONDS Nico | 6 | 3 | 1 | 2 |
| 20 | PENSEC Ronan | 6 | 4 | 1 | 1 |