2011

7.5

2017

8.6

2019

7.5

2021

7.2

2004

6.0

2009

6.6

2006

7.1

2009

7.1

2007

5.4

2022

7.4

2012

6.5

1949

7.1

1959

4.2

2024

4.6

2011

6.5

1987

6.3

2018

6.4

1933

7.7

2003

6.9

2018

7.7