1994

5.9

1993

3.0

2003

6.8

2019

7.3

1991

6.9

1984

6.2

2014

6.2

2007

7.0

2006

5.2

2008

6.2

2017

7.3

1999

5.8

1997

6.7

1936

7.4

2004

5.8

2025

0.0

2024

8.0

2020

6.7

2020

6.8

2020

6.2