1966

7.3

2006

8.2

1993

7.4

2006

6.3

2006

6.0

2007

6.5

1998

6.1

1919

6.9

1929

7.5

1978

7.6

1971

7.4

2004

7.5

2001

6.7

2023

6.7

1995

6.7

1927

7.1

1999

5.8

1974

0.0

2017

4.6

2021

6.4