| Current (2) |
| Board of Directors | 2024 |
| Chairman | 2024 |
| Former (16) |
| Chairman | 2000 – 2003 |
| Board of Directors | 2024 – 2025 |
| Board of Directors | 2000 – 2003 |
| Board of Directors | 1997 – 2000 |
| Board of Directors | 2018 – 2020 |
| Board of Directors | 2020 – 2021 |
| Board of Directors | 2006 – 2009 |
| Board of Directors | 2017 – 2020 |
| Board of Directors | 1997 – 2000 |
| Board of Directors | 2009 – 2015 |
| Chairman | 1997 – 2000 |
| Board of Directors | 2015 – 2018 |
| Chairman | 2003 – 2011 |
| Board of Directors | 2021 – 2022 |
| Board of Directors | 2003 – 2006 |
| Chairman | 2011 – 2012 |