1973

4.3

2003

7.1

2010

9.1

1955

7.5

2010

6.2

2015

7.9

2012

6.9

2008

4.0

2023

6.0

2004

7.0

2004

6.0

1909

4.3

1975

3.7

1966

10.0

2025

0.0

2015

6.0