1969

8.3

1929

6.2

2007

10.0

2009

7.6

1997

6.4

1993

4.5

2019

7.7

2013

6.0

2008

6.9

1905

5.3

1981

8.0

2021

4.0

1990

7.2

1996

6.4

2014

7.3

2002

7.1

2006

6.5

1993

5.4