1992

6.2

2010

4.4

1968

6.9

2023

5.3

1995

5.0

2009

7.3

2001

5.4

2005

6.5

5.8

2003

5.8

2009

6.7

2014

7.2

2011

4.7

2015

6.2

2022

6.4

2020

6.9

2020

6.4

2020

6.5

2024

7.3

2003

8.3