2017

7.1

1948

7.9

1958

7.8

1994

8.1

2007

7.2

2021

7.2

2015

7.0

2016

6.9

2019

8.0

2012

6.6

1985

6.3

1982

6.6

2011

7.7

2017

6.1

1969

6.2

2011

5.8

2007

5.5

2014

7.5

2013

6.4

2022

10.0