1965

6.0

2018

8.2

2011

7.4

1999

7.4

2007

7.5

1966

7.6

1957

7.4

2020

6.3

2006

7.8

2019

7.8

2020

7.7

2022

8.5

2004

7.2

2016

7.0

2009

7.7

2007

8.0

2021

7.9

2015

6.9

2009

6.1

1991

7.7