1996

8.2

2003

7.5

2005

5.2

1992

6.7

2001

7.7

2016

5.5

2020

8.0

2011

4.0

2005

4.9

2013

7.0

2018

7.8

2015

7.0

2011

8.7

2022

7.0

2001

7.4

2018

5.2

2020

7.7

2023

7.7

2005

6.0

1996

9.8