2003

5.5

2015

8.3

2017

7.0

2017

7.3

2018

8.2

2016

5.9

2016

7.3

2019

8.5

2017

6.8

2017

6.8

2017

7.2

2014

7.8

2017

7.6

2018

7.5

2021

6.4

2022

7.3

2018

7.5

2021

7.3

2017

6.9

2016

7.9