1990

6.9

1987

7.4

1992

7.9

2023

8.8

2021

6.5

2018

7.8

2025

8.8

2017

8.1

2012

7.0

1965

7.8

2012

7.5

1998

7.6

2001

8.2

2016

7.3

1998

7.2

2021

7.4

2016

7.4

2000

6.2

2023

6.3

2009

8.0