2017

7.0

2010

5.2

2013

6.1

2007

6.7

1986

5.7

2007

7.1

2013

7.9

2009

5.5

2017

6.7

2024

9.0

2021

6.4

5.6

2005

6.0

2008

3.6

2020

9.8

2013

4.0

2012

7.3

2014

7.7