5.4

2024

7.4

2012

6.3

2023

6.8

2020

7.4

1968

6.9

2017

5.9

2015

6.4

2020

5.5

2023

6.6

2016

6.6

2011

6.4

2001

6.9

2007

5.7

1993

6.1

1982

5.9

0.0

6.6

2022

6.4