1983 6.7

1985 6.7

1993 6.7

1969 6.7

1994 6.7

1988 6.7

1984 6.7

1990 6.7

1994 6.7

2000 6.7

1981 6.7

1994 6.7

1993 6.7

1998 6.7

1988 6.7

1997 6.7

1996 6.7

1999 6.7

2000 6.7

2004 6.7