1963

5.9

1989

9.3

2003

6.6

2020

7.2

1923

8.5

1971

7.1

2012

8.2

1990

5.2

2013

6.3

2009

6.5

2024

7.4

2017

9.5

2004

6.8

1968

6.5

2014

7.1

1963

7.4

2003

7.2

1975

6.8

2016

7.9

2021

7.2