1999

4.3

2010

6.2

1976

7.2

2017

8.3

2001

7.3

2021

5.3

1932

6.9

1919

6.9

1965

7.5

1957

8.3

1975

7.5

2008

6.6

1972

7.4

1958

7.7

1973

0.0

1990

6.8

1998

6.2

1988

5.5

1985

7.0

2019

7.0