2006

9.3

2011

7.5

2014

5.8

2010

8.0

2023

10.0

2019

7.2

1999

7.5

2018

8.2

2021

7.4

2016

0.0

1982

6.9

1989

8.4

10.0

1998

7.1

2014

7.2

2004

7.9

1997

7.8

2022

9.0

0.0