1985

7.1

1978

4.4

1990

4.9

1984

8.0

1979

4.1

1965

7.2

1967

5.8

1995

7.5

1977

7.0

1980

4.6

1967

3.3

1983

0.0

1967

0.0

1971

0.0

1977

0.0

1963

3.7

1981

8.0

1963

2.0