1992

10.0

2004

7.7

2023

8.1

2022

6.1

2008

7.6

2008

8.3

1996

9.7

2003

6.6

1986

7.0

2005

5.9

2017

7.1

2006

5.8

2009

7.3

2023

8.1

1998

8.3

2010

8.2

2005

9.3

2024

7.9

2022

7.6

1980

6.1