2022

7.0

2017

7.4

2014

7.8

2019

8.1

2021

7.1

2018

6.6

2011

6.7

2012

7.2

2018

7.5

2016

6.3

2017

7.6

2007

5.7

2016

5.9

2021

6.8

2001

7.9

2015

7.0

2018

6.4

1999

8.2

2014

7.7

2017

5.4