2006

6.4

1999

8.0

1983

7.4

2006

6.4

2001

7.2

2016

6.1

2013

6.3

1962

7.9

2022

6.3

2014

5.7

2009

6.5

2011

6.6

2012

6.4

2010

6.1

2015

7.6

2018

5.9

2004

7.1

2004

6.7

2010

7.0

2013

6.2