| Board of Directors | 2009 – 2011 |
| Board of Directors | 2001 – 2018 |
| Board of Directors | 1999 – 2000 |
| Board of Directors | 1999 – 2001 |
| Chairman | 2008 – 2009 |
| Board of Directors | 2009 – 2018 |
| Board of Directors | 2005 – 2018 |
| Board of Directors | 1990 – 1991 |
| Board of Directors | 1999 – 2001 |
| Board of Directors | 1999 – 2009 |
| Board of Directors | 1990 – 1991 |
| Board of Directors | 2007 – 2018 |
| Board of Directors | 1990 – 1990 |