2000 6.7

1997 6.7

1987 6.7

1986 6.7

2002 6.7

1993 6.7

1996 6.7

1980 6.7

1983 6.7

1995 6.7

2004 6.7

1999 6.7

1964 6.7

1964 6.7

1981 6.7

2000 6.7

2002 6.7

1985 6.7

2001 6.7

1999 6.7