2016

6.8

2020

5.5

2009

5.6

2007

5.3

1941

7.0

2011

6.4

2005

8.3

2024

7.5

2013

6.3

2017

5.7

1986

5.9

1949

6.9

2004

6.7

1955

7.3

2016

6.7

2015

5.1

2007

4.6

2012

9.8

2009

7.1

2025

6.0