2010

6.3

1997

7.9

2023

8.0

2019

7.4

2011

7.0

2014

7.7

2020

8.1

2003

6.5

2013

6.9

2020

7.3

2010

7.7

2008

6.8

1985

8.3

2004

7.2

1995

5.6

2017

8.0

2005

7.7

1984

7.3

2012

8.2

2015

7.9