1953

7.7

2014

5.6

1996

6.5

1982

7.6

2012

6.2

2018

6.6

1975

6.8

2017

7.4

1981

6.2

1945

7.2

1971

6.0

1989

8.1

2017

7.4

1983

7.9

2019

6.0

2016

7.5

2022

5.8

2006

7.2

2005

6.1