1955

3.3

2020

8.2

2002

6.6

1955

7.5

1940

7.9

1999

7.4

1930

7.3

2021

0.0

2016

6.2

2017

6.4

2007

6.5

2001

6.9

2004

7.2

1992

7.0

2006

7.0

1996

6.9

2000

7.1

2002

5.9

2006

6.4

2004

7.5