2003

6.4

1995

6.3

1967

6.4

1921

8.2

1918

5.0

2003

6.3

1970

7.5

2006

5.9

1997

6.5

2013

5.8

2003

5.6

2020

5.0

2005

4.2

1997

5.3

1962

3.6

1966

6.7

1998

5.4

1928

0.0

1924

8.1

1988

7.4