2009

6.9

2002

6.1

1935

7.0

1965

3.5

1932

2.0

1980

6.3

2001

7.8

2008

6.5

2006

5.7

2004

7.7

1951

7.2

1908

5.2

1971

4.5

1973

7.3

1992

6.0

1941

7.0

1970

5.5

1940

7.1

2012

7.3

1949

6.5