| Board of Directors | 2007 – 2008 |
| Chairman | 1990 – 2000 |
| Board of Directors | 1990 – 2000 |
| Chairman | 1996 – 2008 |
| Board of Directors | 2001 – 2002 |
| Board of Directors | 1996 – 2000 |
| Board of Directors | 1990 – 1996 |
| Board of Directors | 2008 – 2008 |
| Board of Directors | 2000 – 2007 |
| Board of Directors | 1990 – 1996 |
| Board of Directors | 2002 – 2008 |
| Board of Directors | 1990 – 2000 |
| Board of Directors | 2000 – 2001 |
| Board of Directors | 1990 – 1991 |
| Board of Directors | 1990 – 1991 |