| Current (4) |
| Chairman | 2012 |
| Board of Directors | 2012 |
| Board of Directors | 2023 |
| Deputy Chairman | 2019 |
| Former (14) |
| Board of Directors | 2001 – 2003 |
| Chairman | 1996 – 1996 |
| Board of Directors | 2003 – 2008 |
| Board of Directors | 2003 – 2008 |
| Board of Directors | 1996 – 2006 |
| Board of Directors | 1996 – 1998 |
| Board of Directors | 2020 – 2023 |
| Board of Directors | 2019 – 2020 |
| Deputy Chairman | 2012 – 2018 |
| Board of Directors | 2019 – 2023 |
| Board of Directors | 1998 – 2012 |
| Board of Directors | 1996 – 2003 |
| Chairman | 1999 – 2003 |
| Board of Directors | 1996 – 1996 |