2020

7.7

2021

7.1

2022

6.7

1984

7.5

2013

8.0

2010

0.0

2017

7.6

2017

4.0

2005

4.0

1974

5.0

2006

5.2

2012

3.2

2010

2.0

2017

7.2

1996

7.0

2017

6.7

2015

5.7

1971

7.4

1999

6.5

1996

6.3