2012

6.8

1992

6.8

2001

6.6

2019

8.0

2010

7.8

2015

7.0

2004

8.6

2017

7.5

2013

8.2

2006

6.2

2022

7.2

1975

6.9

2009

7.2

2019

7.7

2018

6.7

1995

6.5

2013

8.0

2014

7.2

2017

7.4