2005

5.8

2003

7.3

2016

7.9

2015

6.4

2008

8.9

2019

6.3

2019

8.2

2012

9.4

2008

6.3

2012

7.7

2017

7.4

1994

7.3

2015

6.5

2018

7.0

2021

6.4

2017

7.9

2014

7.4

1999

6.2

2018

5.6

1979

7.6