2008

8.6

2016

7.4

2012

6.1

2018

6.6

2012

7.4

2022

7.8

2013

7.0

1996

4.7

2009

9.0

2011

6.4

2017

5.7

2019

7.7

2023

5.7

1995

8.2

2019

7.5

2017

9.0

1991

5.5

2013

7.1

2015

5.7

2024

6.9