UD Oliveirense played 63 league seasons and cup tournaments in the data, 1945 to 2026. Success weighs every finish by how hard that competition was to win; Efficiency is the share of what the club could have won that it did win; Edge compares that with an average participant (×1.00).
| 978 | Brasiliense (Brazil) | 1.7 |
| 979 | SC Fives (1) (France) | 1.7 |
| 980 | Plaza Colonia (Uruguay) | 1.7 |
| 981 | UD Oliveirense (Portugal) | 1.7 |
| 982 | Karvan Yevlax (Azerbaijan) | 1.6 |
| 983 | Borac Cacak (Serbia) | 1.6 |
| 984 | Burton Albion (England) | 1.6 |