2001

4.9

2019

8.1

2019

8.5

1985

8.3

1999

8.4

1972

8.7

2015

7.5

1997

7.6

2016

7.7

2014

7.2

2017

7.6

2016

7.0

2020

7.2

2013

8.0

2017

7.0

2022

7.4

2022

7.8

1971

8.2

2021

7.1

2004

8.4