1989

7.0

2014

7.1

2011

5.2

2020

6.0

2018

5.3

1965

7.1

1995

7.3

1978

6.1

1985

5.9

2004

6.5

1961

6.9

2005

6.3

1996

6.7

2023

7.1

2018

6.0

1946

7.7

2013

8.4

1988

5.9

2022

7.8

1985

6.2