2011

7.3

2021

9.2

1998

8.6

1964

7.4

1985

7.5

2022

3.9

2004

7.8

2010

7.9

2024

7.3

1969

7.7

1989

7.6

2005

7.8

2015

7.4

2020

6.8

2009

8.5

1970

7.1

1957

7.6

2013

7.2

2002

7.6

1926

7.9