2022

4.2

2019

6.8

2020

8.3

2019

5.0

2013

3.0

2016

8.0

1984

8.1

1971

8.1

1984

7.5

1989

8.1

1994

6.3

2017

7.6

2003

6.6

1978

5.0

2001

7.8

1989

7.3

2022

5.2

2007

7.8

2012

7.6

2010

7.9