2011

7.3

2021

9.2

2003

7.6

2023

8.7

1968

4.8

2020

6.1

2012

6.8

2014

10.0

2005

7.6

2018

7.3

2006

6.4

2020

6.8

1939

5.8

2017

6.0

1982

6.4

2024

9.4

2007

7.7

2012

9.8