1979

5.0

2010

5.3

1965

5.5

2007

8.2

2010

6.4

2009

6.5

2017

6.1

1988

5.5

2023

9.4

2017

9.5

1989

5.8

2014

5.9

2006

9.8

2012

5.6

1990

4.4

1996

9.4

1927

5.7

2020

5.5

2019

6.4

1989

6.1