1998

7.1

2004

7.6

2010

6.7

2005

6.3

2014

7.1

1973

6.0

1974

8.0

2006

1.5

2015

5.9

2013

5.2

1963

0.0

2013

4.3

2022

6.3

1916

0.0

1916

0.0

1916

0.0

1916

0.0

2017

6.4

2024

9.0