1993

6.5

1992

6.4

2024

6.9

2019

5.4

2023

6.4

2019

6.5

1987

5.9

2014

6.7

1966

6.1

1980

6.4

1999

5.9

2020

6.5

1980

5.9

2013

6.1

2004

6.4

2005

5.2

2022

6.0

2019

9.2

2017

6.6

1986

6.2