2009

4.8

5.7

2020

5.9

2014

7.6

1984

7.3

2009

7.1

2008

7.6

1969

6.0

2011

6.9

1986

7.6

1994

6.5

2021

7.2

2007

4.9

1953

7.3

1978

6.8

2022

7.5

1998

6.1

2010

7.3

1940

7.0

2002

4.4