| Current (3) |
| Deputy Chairman | 2025 |
| Board of Directors | 2025 |
| Chairman | 2022 |
| Former (37) |
| Board of Directors | 2001 – 2002 |
| Board of Directors | 2011 – 2013 |
| Deputy Chairman | 1997 – 2005 |
| Board of Directors | 2006 – 2008 |
| Board of Directors | 2023 – 2025 |
| Board of Directors | 1996 – 1997 |
| Board of Directors | 2006 – 2008 |
| Chairman | 1991 – 1997 |
| Board of Directors | 1991 – 1992 |
| Board of Directors | 2017 – 2022 |
| Deputy Chairman | 2014 – 2017 |
| Board of Directors | 1999 – 2005 |
| Chairman | 1997 – 2005 |
| Board of Directors | 2012 – 2013 |
| Board of Directors | 1991 – 1992 |
| Board of Directors | 1997 – 1999 |
| Chairman | 2013 – 2013 |
| Board of Directors | 1991 – 1997 |
| Board of Directors | 2002 – 2005 |
| Board of Directors | 2010 – 2013 |
| Chairman | 2011 – 2013 |
| Board of Directors | 1991 – 1996 |
| Board of Directors | 1991 – 2005 |
| Board of Directors | 2013 – 2017 |
| Board of Directors | 2022 – 2025 |
| Board of Directors | 2012 – 2013 |
| Board of Directors | 2020 – 2022 |
| Chairman | 2005 – 2011 |
| Chairman | 2014 – 2022 |
| Board of Directors | 1998 – 2001 |
| Board of Directors | 2017 – 2020 |
| Deputy Chairman | 2008 – 2011 |
| Board of Directors | 2008 – 2011 |
| Board of Directors | 2010 – 2012 |
| Board of Directors | 2008 – 2009 |
| Deputy Chairman | 2005 – 2006 |
| Board of Directors | 2000 – 2001 |