| Board of Directors | 1982 – 1990 |
| Board of Directors | 1982 – 1998 |
| Board of Directors | 2002 – 2002 |
| Board of Directors | 2002 – 2002 |
| Board of Directors | 1998 – 2002 |
| Board of Directors | 2001 – 2002 |
| Board of Directors | 1982 – 1989 |
| Board of Directors | 1982 – 1998 |
| Board of Directors | 1982 – 1998 |
| Board of Directors | 1997 – 1999 |
| Board of Directors | 1998 – 2001 |
| Board of Directors | 2001 – 2002 |
| Board of Directors | 1982 – 1994 |
| Board of Directors | 2002 – 2002 |
| Board of Directors | 1982 – 1995 |
| Board of Directors | 1997 – 1999 |
| Board of Directors | 1997 – 1999 |
| Board of Directors | 1998 – 2002 |