| Board of Directors | 1988 – 2002 |
| Board of Directors | 1988 – 1990 |
| Board of Directors | 1992 – 1995 |
| Board of Directors | 1995 – 2002 |
| Board of Directors | 1988 – 1991 |
| Board of Directors | 1988 – 1995 |
| Chairman | 1995 – 2002 |
| Board of Directors | 1995 – 2002 |
| Board of Directors | 1988 – 1990 |
| Deputy Chairman | 1992 – 1995 |
| Board of Directors | 1998 – 2002 |
| Board of Directors | 1995 – 1998 |
| Board of Directors | 1988 – 1992 |
| Board of Directors | 1988 – 1989 |
| Board of Directors | 1988 – 1990 |
| Board of Directors | 1988 – 1991 |
| Board of Directors | 1995 – 2001 |
| Board of Directors | 1995 – 1995 |
| Chairman | 1988 – 1992 |
| Chairman | 1992 – 1995 |
| Board of Directors | 1988 – 1991 |
| Board of Directors | 1988 – 2002 |
| Board of Directors | 1988 – 1992 |