1918

6.0

2000

7.6

1987

6.6

1926

7.9

2009

4.5

1981

4.8

2018

6.8

1920

0.0

2005

7.7

1931

7.1

1912

5.0

2005

5.5

1914

1.0

1999

6.1

1919

0.0

2002

6.4

1964

7.5

1985

3.8

1965

6.8

1944

7.3