2005

5.5

2021

5.7

1989

5.1

2008

6.2

2023

6.8

2013

6.1

2018

6.0

2012

5.9

2020

7.0

2021

6.2

2008

5.7

1978

6.9

2022

7.0

2004

7.5

1993

6.5

2024

6.8

6.6

2020

6.4

1985

6.8

2006

5.9