Ayr United Football Club
Ayr United played 271 league seasons and cup tournaments in the data, 1880 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).
| 301 | FC Groningen (Netherlands) | 12.0 |
| 302 | Heracles Almelo (Netherlands) | 12.0 |
| 303 | Valenciennes FC (France) | 11.8 |
| 304 | Ayr United (Scotland) | 11.7 |
| 305 | Real Murcia (Spain) | 11.7 |
| 306 | FC Basel (Switzerland) | 11.6 |
| 307 | Arminia Bielefeld (Germany) | 11.6 |