1961

7.2

2005

6.8

2006

6.9

1975

10.0

2004

6.8

2002

7.1

1948

7.9

2007

6.7

1984

0.0

1965

8.5

1914

0.0

1998

6.0

1962

7.0

2019

6.1

2008

0.0

2007

6.3

1931

7.2

2001

6.7

1976

6.0

1996

6.7