1968

6.9

1993

6.1

2001

6.9

1989

7.9

2019

6.3

2024

7.3

1999

6.4

2017

6.8

1982

5.8

2020

8.4

1995

5.9

2018

6.2

1988

6.4

2025

5.0

2006

7.5

1964

7.7

2008

6.8

2004

10.0

1935

7.2