1951 7.7

2006 7.7

1974 7.7

2000 7.7

1976 7.7

2015 7.7

2009 7.7

1964 7.7

2020 7.7

2004 7.7

2010 7.7

1991 7.7

2011 7.7

1992 7.7

1990 7.7

1985 7.7

2013 7.7

2004 7.7

2001 7.7

1967 7.7