• 1990 to 1990 1
• 1991 to 1991 0
• 1992 to 1992 0
• 1993 to 1993 1
• 1994 to 1994 0
• 1995 to 1995 1
• 1996 to 1996 2
• 1997 to 1997 2
• 1998 to 1998 2
• 1999 to 1999 1
• 2000 to 2000 1
• 2001 to 2001 5