1983

6.7

1972

6.5

1957

6.0

1966

7.9

1989

4.4

1995

7.3

1976

0.0

1969

6.8

1986

7.0

1957

6.4

1979

5.4

1926

0.0

2015

7.7

1978

6.4

1939

5.6

2011

5.7

1999

3.5

2023

8.6

1985

5.8

1977

6.6