1998

8.6

2014

7.7

2018

7.8

2004

5.4

2017

7.9

2005

7.2

2018

7.9

2016

7.6

2022

8.4

2013

8.2

2019

7.7

2005

5.9

2019

3.6

2024

7.4

2017

6.6

2023

10.0

2012

6.4

2007

5.2

1999

8.5