2010

9.1

2021

9.2

2011

7.2

2004

7.8

1971

7.4

2012

6.8

1955

6.2

2023

10.0

2001

8.0

2006

7.8

1992

7.1

1972

4.0

2020

9.8

2005

6.5

7.8

1982

5.8

1964

7.4

2016

6.1