1971

6.3

2024

6.2

2021

6.3

2020

7.0

2021

7.5

2023

6.0

1948

7.4

1890

4.9

1973

5.0

1958

6.6

2023

7.5

1953

6.9

1980

6.8

2010

6.6

2013

8.0

1990

6.1

2014

6.2

1999

8.2

1966

6.7

1967

6.1