1991

4.2

1992

6.7

1966

6.4

2002

7.1

2006

7.8

2019

8.1

2007

6.2

2005

9.0

1958

6.7

1995

7.7

2022

0.0

2024

8.2

1985

6.0

2004

4.2

2003

7.8

1996

7.0

1987

6.1

2017

8.3

2021

6.0

2020

8.0