1972

3.0

1983

3.5

2022

5.8

2004

5.1

2005

4.9

2024

0.0

2019

6.2

2014

6.3

2002

5.1

2021

2.0

1997

5.5

1976

5.6

2020

6.1

2009

5.8

2015

6.4

1967

6.9

2016

4.2

1977

6.0

2024

3.9

2021

3.2