7.8

2008

7.5

1963

6.2

2015

7.4

2010

6.4

1979

3.8

1976

7.0

2002

7.0

2011

9.0

2019

6.0

2011

6.5

2021

10.0

1943

4.6

2020

7.2

2020

7.0

2024

6.2

2018

5.3

2009

5.0

2005

6.1