1962

7.2

1992

6.8

2021

8.2

1978

7.1

2010

7.9

2015

8.3

1997

7.7

1996

7.7

2006

7.6

1993

8.0

2022

8.5

2024

8.4

2012

6.3

2019

8.4

2019

8.5

1975

7.2

1994

7.8

2023

8.0

1993

7.3

2021

7.9