2020

6.3

2018

4.2

2015

6.7

2016

5.4

2019

1.3

2012

2.0

2017

3.6

2000

4.3

2004

3.4

2016

4.9

1988

5.3

2023

5.6

1954

0.0

2024

6.6

2007

4.4

2007

5.3

2020

2.8

2024

6.8

2016

4.0

1976

3.0