2007

6.7

1980

6.4

1.0

1984

6.7

1935

7.3

1944

6.2

2005

6.6

2009

0.0

2005

9.0

2014

0.0

1994

3.2

2004

6.4

2016

4.5

2021

6.5

2020

5.5

2018

0.0

2023

7.0

1900

5.4

2023

5.5

1939

5.5