2016

6.7

2009

5.6

2017

5.9

2008

8.9

2020

5.6

2010

5.0

1968

6.9

2013

7.7

2012

5.8

2012

6.3

1996

9.4

1985

6.1

2020

6.9

1946

5.8

1993

4.6

7.8

2004

6.5

1896

5.2

2022

8.6

2011

7.0