| Board of Directors | 1991 – 1993 |
| Board of Directors | 1996 – 1999 |
| Chairman | 2000 – 2003 |
| Board of Directors | 1995 – 1997 |
| Board of Directors | 1991 – 1993 |
| Chairman | 1997 – 2000 |
| Board of Directors | 1991 – 1993 |
| Board of Directors | 2002 – 2002 |
| Board of Directors | 1991 – 1997 |
| Board of Directors | 1991 – 1993 |
| Board of Directors | 1991 – 1995 |
| Chairman | 2003 – 2003 |
| Board of Directors | 2002 – 2003 |
| Board of Directors | 2003 – 2003 |
| Board of Directors | 1999 – 2003 |
| Board of Directors | 1998 – 2000 |
| Board of Directors | 1998 – 2003 |
| Board of Directors | 2000 – 2003 |