2024

8.4

2023

7.5

1997

6.3

2022

8.4

2017

7.9

2013

8.2

2003

7.1

2025

7.0

2010

7.2

2000

6.0

1978

7.2

2002

6.4

2020

7.1

2012

7.8

2005

6.2

2001

7.6

2023

7.2

2018

7.3

2006

6.9

1987

7.8