1984

6.9

1967

6.5

1982

6.6

2020

6.8

2017

7.8

1903

6.8

2006

7.5

2019

7.0

2019

6.5

2021

7.3

1983

7.1

1969

4.4

1984

6.3

1928

6.9

2020

6.6

2012

5.6

2014

7.4

1974

6.9

2010

6.5

2017

4.2