1992

6.8

1991

7.6

2009

8.2

1995

7.0

1985

5.0

2016

8.4

2014

8.5

2022

6.0

2007

7.0

2025

6.2

2009

5.0

2008

0.0

2015

7.0

2017

9.0

2016

8.0

2023

7.8

1983

6.9