1948

6.5

1987

7.5

2015

5.7

1972

6.9

1898

6.9

1955

5.6

2019

6.4

2016

6.5

1963

6.6

1965

7.7

2020

6.7

1895

5.5

1976

6.6

2020

6.3

1941

7.3

1983

7.2

1965

8.0

1964

7.2

1966

7.3

1953

6.8