2011

6.4

2015

6.6

2020

6.4

2011

6.6

2019

6.5

2021

6.7

2020

6.7

2021

6.1

2023

6.8

2018

6.0

1975

7.0

6.6

2018

6.3

1985

6.8

2020

6.4

6.6

2008

6.7

7.0

2023

6.1

2024

6.0