2006

4.3

2008

5.7

2018

6.4

1987

7.2

2003

6.0

1994

6.7

2004

5.8

2002

6.4

1956

6.7

1981

0.0

1962

6.5

1953

6.8

1948

5.7

1945

5.4

1941

6.1

2010

7.4

1942

6.6

1944

7.4

1949

7.3

1950

7.2