1964

7.4

2019

8.1

1994

8.7

2023

8.1

2012

7.8

2007

7.8

1997

7.9

1987

7.3

2006

8.2

2016

7.6

1990

7.5

2019

7.4

1997

8.3

2001

8.5

2025

6.9

2007

7.3

2024

7.6

2014

8.5

2011

8.3

2019

8.5