1987 6.6

1998 6.6

1986 6.6

1988 6.6

1990 6.6

2004 6.6

2002 6.6

1998 6.6

2003 6.6

1997 6.6

2003 6.6

1998 6.6

2000 6.6

1999 6.6

1993 6.6

1984 6.6

2003 6.6

2002 6.6

1998 6.6

1994 6.6