1983

6.8

2024

9.1

2019

8.4

1975

7.1

1994

7.8

2001

7.2

2002

7.3

2017

7.8

2017

7.7

2018

8.0

1996

8.1

2014

7.8

2011

8.1

2020

6.7

2011

7.3

2003

6.8

2020

6.2

2022

8.5

1954

6.1

2016

8.0