| Chief Executive Officer | 2002 – 2003 |
| Unofficial title | 1996 – 1998 |
| Unofficial title | 1996 – 1999 |
| Unofficial title | 2002 – 2003 |
| Unofficial title | 2003 – 2004 |
| Unofficial title | 1999 – 2003 |
| Unofficial title | 1996 – 1997 |
| Management | 2003 – 2003 |
| Management | 2000 – 2001 |
| Unofficial title | 1997 – 1999 |
| Unofficial title | 1918 – 1995 |
| Unofficial title | 1918 – 2003 |
| Unofficial title | 2003 – 2004 |
| Unofficial title | 1918 – 2003 |
| Unofficial title | 1918 – 1997 |
| Unofficial title | 1996 – 2003 |
| Unofficial title | 1918 – 2003 |
| Unofficial title | 2003 – 2004 |
| Management | 1918 – 1999 |
| Management | 2003 – 2003 |
| Unofficial title | 1999 – 2002 |
| Unofficial title | 2003 – 2003 |
| Unofficial title | 1918 – 1999 |
