1938

7.1

2007

6.3

2014

6.5

2012

6.7

1985

8.3

2010

6.8

2015

7.1

1997

7.9

1992

6.8

2022

8.2

2021

7.4

2012

7.7

2022

7.4

2020

6.4

2019

7.8

2016

7.6

2021

7.0

2003

6.7

2021

7.5

1994

8.7