2006

6.6

2014

5.6

2016

6.8

2015

4.5

2012

4.0

2021

7.5

2017

6.0

2018

7.6

2014

10.0

1972

3.4

2010

6.5

1991

6.0

2022

4.5

2024

10.0

1968

7.0

1953

5.0

2025

0.0

2017

4.2

2003

3.5