1919

6.9

1989

7.8

1955

7.8

1938

7.0

1960

6.0

2006

3.4

1995

0.0

1968

5.4

1985

5.4

1938

5.2

1971

6.0

1988

5.6

1996

3.5

2018

6.7

1963

7.2

2001

7.4

0.0

2010

9.0

1969

4.0

2012

4.8