2004

7.3

2007

6.3

2019

7.6

1999

6.5

2003

5.9

2017

7.5

2022

8.0

2014

8.3

1985

5.4

1950

6.9

2008

7.4

2019

10.0

2018

9.3

1988

8.3

2021

10.0

2020

10.0

2005

8.0

2009

5.2

2006

4.5

2023

10.0