2025

6.6

1990

6.1

1971

7.0

2007

5.7

1985

6.9

1966

7.8

2008

5.2

2012

6.4

2024

5.7

2023

6.9

1948

7.2

2017

7.6

2009

7.6

2023

5.6

2005

8.3

1979

5.2

1938

6.8

1994

5.5