1895

6.7

1947

7.0

1967

6.5

1970

8.2

1972

6.4

1996

8.0

2023

6.3

2015

6.1

2020

6.8

1990

7.2

2021

6.4

1987

6.2

2019

6.9

2003

7.0

1960

8.0

2017

7.0

2001

7.3

1955

6.6

2010

7.1

2004

7.3