| Former (16) |
| Board of Directors | 1988 – 2000 |
| Board of Directors | 1867 – 2003 |
| Board of Directors | 1987 – 1998 |
| Board of Directors | 1996 – 2008 |
| Chairman | 2003 – 2008 |
| Board of Directors | 1965 – 1992 |
| Board of Directors | 1977 – 2001 |
| Board of Directors | 1983 – 1997 |
| Board of Directors | 1988 – 1995 |
| Board of Directors | 2000 – 2008 |
| Board of Directors | 2003 – 2008 |
| Board of Directors | 2003 – 2008 |
| Deputy Chairman | 2003 – 2008 |
| Board of Directors | 2001 – 2008 |
| Board of Directors | 1999 – 2003 |
| Board of Directors | 1970 – 1996 |