10.0

2011

5.1

2011

9.1

2020

6.0

2017

7.9

2019

5.4

2013

6.2

2020

7.4

1999

6.7

2021

6.2

1997

6.1

2015

8.4

1989

4.4

2012

6.5

1976

5.9

1982

6.4

2012

6.3

2008

5.2

2010

6.0

1968

5.1