| Board of Directors | 1998 – 1998 |
| Board of Directors | 1997 – 1998 |
| Board of Directors | 1998 – 1998 |
| Board of Directors | 1986 – 1998 |
| Board of Directors | 1986 – 1992 |
| Board of Directors | 1998 – 1998 |
| Board of Directors | 1986 – 1996 |
| Board of Directors | 1997 – 1998 |
| Board of Directors | 1986 – 1998 |
| Board of Directors | 1986 – 1990 |
| Deputy Chairman | 1998 – 1999 |
| Board of Directors | 1986 – 1995 |
| Board of Directors | 1986 – 1998 |
| Board of Directors | 1998 – 1998 |
| Board of Directors | 1986 – 1990 |
| Board of Directors | 1998 – 1999 |
| Board of Directors | 1999 – 1999 |
| Board of Directors | 1986 – 1990 |
| Chairman | 1998 – 1999 |