1992

6.8

2023

6.8

2013

8.2

2012

5.0

2002

8.0

2000

6.9

1972

7.7

2021

5.4

1989

8.5

1997

6.6

2024

8.7

1984

7.2

2022

6.0

2003

7.2

1997

7.1

2018

6.6

2018

7.9