1992

6.2

2014

7.1

1988

5.3

2024

7.0

2015

6.2

2019

7.1

2007

7.3

2003

5.7

2003

5.8

2006

5.2

2009

7.3

2020

6.9

1982

5.8

2014

6.3

2009

4.8

2010

4.4

2012

3.3

2008

6.8

2005

5.1

2015

6.2