1941

8.0

2014

8.5

2018

7.5

1981

7.9

2018

6.9

2019

8.1

1994

8.7

2002

7.3

2023

8.3

2016

7.9

2002

7.1

2000

8.2

1958

8.2

2012

8.2

1994

8.5

2019

7.7

2017

7.3

2020

8.1

1971

8.2

2016

6.8