1968

6.9

2001

6.9

2022

7.0

2021

4.6

1993

6.1

2024

7.3

1977

6.3

2016

7.2

2017

6.4

1982

5.8

1992

5.0

2005

4.6

6.8

1991

5.3

2018

8.3

1993

7.3

2002

6.6

2017

7.3

2007

6.3

2020

8.2