2020

6.9

2003

5.8

2019

5.6

5.0

2021

6.8

1987

6.9

2009

6.9

2023

6.1

2023

6.8

1989

9.3

1975

4.5

1997

5.4

2024

7.1

1971

6.8

1957

7.0

2016

5.5

1957

7.4

2024

6.9

2022

6.3

1992

6.5