2007

7.3

2022

7.1

2014

5.7

2021

7.3

2004

4.3

2017

6.2

2010

4.9

2020

4.3

2016

6.4

2016

4.8

2019

7.3

1949

2.8

2005

5.0

2011

8.2

2017

6.2

2009

2.2

2008

1.0

1999

4.5

1985

8.1

1991

7.4