2013

8.5

2009

7.8

1968

6.9

2016

6.7

2008

5.8

2003

7.3

1996

7.1

1998

7.7

2006

7.4

2021

7.1

1943

8.2

1982

7.7

2006

7.5

2022

10.0

1948

7.6

2012

6.3

2011

7.3

1967

7.0

2020

7.4

1970

6.4