2015

8.2

2003

6.4

2005

8.3

2009

5.6

2018

4.8

2018

5.8

2013

7.1

2012

7.1

2020

7.1

1985

6.9

1989

7.2

2020

6.7

2014

6.6

2006

9.5

1946

6.5

2023

5.3

1971

5.1

2007

4.2

1979

6.9

2016

6.5