1976

7.0

2017

7.1

2022

7.9

1978

10.0

1990

6.0

2017

10.0

2023

9.1

2018

8.5

2007

6.7

2020

8.5

2015

6.5

2006

6.0

1990

8.1

1967

7.2

1997

6.8

2004

7.2

2021

5.7

1998

7.4