2020

6.7

1996

6.9

2022

5.6

2012

5.5

2009

4.1

2002

5.9

1972

7.1

1947

7.7

2023

6.3

1963

7.3

1977

7.1

2016

7.4

2020

7.3

1987

7.5

2021

6.1

1989

5.1

1953

6.6

2011

5.2

2018

7.4