| Board of Directors | 1991 – 1996 |
| Board of Directors | 2004 – 2009 |
| Chairman | 1991 – 2000 |
| Board of Directors | 2003 – 2004 |
| Board of Directors | 2008 – 2009 |
| Board of Directors | 2003 – 2004 |
| Board of Directors | 1991 – 1996 |
| Board of Directors | 2002 – 2002 |
| Board of Directors | 2002 – 2003 |
| Chairman | 2000 – 2001 |
| Board of Directors | 1991 – 2000 |
| Board of Directors | 1991 – 1996 |
| Board of Directors | 2002 – 2003 |
| Board of Directors | 1991 – 1996 |
| Chairman | 2004 – 2005 |
| Chairman | 2001 – 2002 |
| Chairman | 2005 – 2009 |
| Board of Directors | 2000 – 2002 |
| Deputy Chairman | 2004 – 2008 |
| Board of Directors | 1996 – 2000 |