2008

4.5

2016

7.1

2014

8.4

2021

8.0

2020

7.7

2010

6.0

2012

6.0

1999

7.9

2024

5.0

2018

7.6

2017

8.2

2018

4.1

2013

7.6

2018

8.4

2011

7.2