Reading Football Club
Reading played 223 league seasons and cup tournaments in the data, 1877 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).
| 281 | CS Maritimo (Portugal) | 13.5 |
| 282 | En Avant Guingamp (France) | 13.4 |
| 283 | Bursaspor (Turkey) | 13.4 |
| 284 | Reading (England) | 13.3 |
| 285 | Ponte Preta (Brazil) | 13.3 |
| 286 | FK Pirmasens (Germany) | 13.2 |
| 287 | Arsenal de Sarandà (Argentina) | 13.0 |