2018

6.4

2006

6.1

2020

6.4

2012

9.3

1980

5.9

1985

6.2

2019

5.5

1996

6.5

2011

6.6

2020

6.5

2020

6.7

2022

6.3

2011

6.4

2015

6.4

2016

6.7

1996

8.0

1971

7.0

2016

6.1

2020

6.5