1972

7.7

2007

5.7

2007

6.7

1992

6.7

1990

7.4

1954

5.2

2008

0.0

2004

3.0

1931

6.9

1914

5.4

1938

6.5

2000

3.8

1941

5.8

1996

6.1

1997

5.5

1915

5.4

1988

5.1

1935

7.2

1941

7.0

1945

6.1