2007

5.4

2014

5.9

2011

7.2

1975

4.5

2003

8.2

1949

6.2

1944

5.0

1993

6.2

1947

6.6

2024

9.6

2006

5.7

1909

5.0

2005

5.9

2019

6.1

2024

5.6

2002

5.6

2016

6.5

2025

6.0