1980

0.0

1968

7.1

1945

0.0

1963

5.0

1973

6.9

1997

7.2

1933

6.6

2016

7.0

1991

6.5

2005

8.2

1949

6.9

1997

4.8

2011

5.3

1987

7.7

1990

7.2

2010

4.5

1962

5.7

1957

7.6

1989

8.0

1963

6.9

1989

6.6

1960

7.5

1958

6.1

1948

6.5

1963

7.2

1962

7.0

1964

7.0

1959

8.4

1984

5.9

1989

6.0

1990

6.0