2010

7.5

2015

8.3

2023

7.4

2013

8.4

2011

7.1

1970

7.7

1946

7.5

2010

5.4

1993

7.0

9.0

2014

5.2

2020

6.9

2006

6.1

1971

6.8

2005

9.9

2016

6.8

1999

6.5

2020

4.5

1995

5.6

2010

6.9