2006

7.5

2017

7.1

1947

3.0

2018

6.4

2001

6.4

2008

6.6

2019

7.8

1993

7.1

2002

7.4

1976

0.0

2005

6.6

2002

6.5

2005

7.0

2021

6.9

2017

7.3

2013

8.4

2012

4.3

2019

7.0

1979

7.7

1987

7.6