1946

6.0

1947

5.8

1974

7.9

1988

7.5

1946

7.6

1941

7.7

1991

7.3

1944

7.2

1972

0.0

2023

0.0

1987

7.1

1960

8.4

1995

7.0

1965

6.9

1991

6.8

1994

7.0

1957

4.0

1959

6.4

1994

6.6

2007

6.3