8.0

2008

4.6

1979

7.6

1964

7.4

2021

9.2

5.8

1993

6.1

2012

6.9

1936

6.3

2025

6.5

1989

9.2

2009

5.1

2012

8.2

2025

5.7

2002

5.9

2018

6.7

2011

9.8

2014

6.6

1986

6.5

1954

7.1