2022

9.5

2021

7.7

1974

7.0

1999

7.2

7.8

1996

7.8

1993

6.1

1972

7.5

2011

5.7

2017

6.1

1972

6.4

1968

6.3

2022

7.2

1982

5.8

1936

7.4

2024

6.5

1987

6.0

2025

6.6

2002

5.4

5.8