2020

7.3

2021

6.3

2010

7.1

1958

7.2

2016

8.9

2012

6.8

1969

6.0

2012

6.0

2016

8.0

1999

9.1

2009

5.6

2005

5.9

1931

5.8

1955

7.2

1937

7.1

2022

2.0

2010

2.7

2006

6.3

2017

10.0