2016

7.6

6.6

2015

6.4

2020

7.4

2023

6.8

2018

6.3

1985

6.1

2012

5.7

2015

6.6

2020

6.4

6.6

1973

10.0

2024

7.2

2011

6.4

2021

6.2

2022

5.1

2025

5.8

0.0

2011

6.6

1985

6.8