Oak Pensioenfonds, deelnemers
| Jaar | Deelnemers |
| 2025 | 28232 |
| 2024 | 28082 |
| 2023 | 27221 |
| 2022 | 27675 |
| 2021 | 26884 |
| 2020 | 27094 Incl. Houthandel |
| 2019 | 21038 |
| 2018 | 20340 |
| 2017 | 19012 |
| Jaar | Deelnemers |
| 2025 | 28232 |
| 2024 | 28082 |
| 2023 | 27221 |
| 2022 | 27675 |
| 2021 | 26884 |
| 2020 | 27094 Incl. Houthandel |
| 2019 | 21038 |
| 2018 | 20340 |
| 2017 | 19012 |