2014

5.5

2013

6.0

2004

4.8

1932

7.3

2008

3.0

1981

7.4

1955

6.0

1983

7.3

2024

6.4

2016

6.2

2018

5.7

2019

0.0

2017

0.0

2000

6.8

1978

7.5

2004

7.1

1984

7.1

1990

6.5