1976

7.6

2014

6.4

2005

6.3

2003

3.8

2005

5.0

2022

4.3

1982

4.5

2012

7.1

2011

5.6

2015

6.7

2021

3.3

2001

5.5

2009

4.6

2020

3.5

2007

5.2

1971

4.8

2024

7.1

2014

5.2

2022

8.5

2017

3.0