1987

8.0

2020

5.6

1968

6.5

1931

8.3

2015

8.3

1966

8.5

1992

6.7

2003

6.2

1998

8.2

1995

5.7

2006

6.6

1952

7.0

1993

7.5

7.3

2003

6.6

1976

7.4

1969

7.6

1921

8.2

1971

6.1

1963

7.9