1972

0.0

1991

7.9

1949

6.1

2000

6.9

1983

5.7

1975

5.7

1979

6.7

1988

6.3

2025

8.0

2021

6.4

1964

7.2

1929

0.0

1982

8.0

1991

7.0

1940

7.0

1973

3.0

1951

6.0

1942

7.1

2017

6.8

1940

6.5