1992

6.8

2024

5.3

2023

8.7

1998

7.2

2006

7.9

2023

6.5

2022

7.7

2014

6.9

2005

8.0

2004

8.6

2023

7.9

1993

6.2

2009

6.6

2011

7.8

2023

6.8

2017

6.8

1997

7.3

2014

7.6

2012

5.6

2013

7.5