Sije de Graaf,Joure

21/04/1985 01/09/1985 12/04/1986 23/05/1986 21/06/1986 01/07/1986 09/04/1988 17/04/1988 09/07/1989 06/04/1990 15/04/1990 14/07/1990 28/03/1992