1939

7.6

1940

7.1

2016

4.7

2010

6.8

1985

6.7

2003

7.2

2014

7.4

1965

7.7

2016

6.8

1989

6.4

1964

6.8

1965

6.6

1973

6.9

2023

0.0

1944

4.6

2006

6.0

1991

5.3

1996

3.5

1973

6.0

1920

0.0