2010

6.4

2019

5.9

2016

6.5

2013

5.7

1964

5.7

2003

6.9

1915

3.5

1998

4.8

2023

7.7

1987

6.9

2005

7.4

1945

6.2

1953

7.1

2001

0.0

1990

6.5

1993

6.1

1964

6.9

2022

4.7

2024

6.0

2021

0.0