2010

8.1

2014

7.8

1982

7.5

1989

8.0

2004

8.6

2005

8.2

2012

6.8

2016

7.6

2020

6.9

2011

8.1

1987

8.4

2002

7.5

2022

8.1

2019

8.3

2024

8.1

2010

8.1

2013

7.8

2002

7.7

1999

8.7

2011

8.5