2000

3.0

1968

4.8

2017

4.4

1940

6.3

1944

5.6

2016

6.0

2015

5.7

2008

7.0

2001

1.3

1916

6.2

1945

7.0

1949

7.5

1973

6.0

2016

7.2

2008

3.5

1962

6.6

1944

6.3

1963

6.4

1947

6.7

1999

5.8