1992

6.9

2002

7.4

2024

6.0

2011

7.5

1977

6.3

2023

6.3

2022

8.6

2016

4.5

2021

5.8

1984

7.2

2008

5.7

2011

6.4

2022

6.9

2008

6.7

2019

6.5

1972

4.5

2019

6.3

2022

7.3

1970

6.0