1981

5.0

1984

7.5

1975

7.2

1979

6.0

1982

6.9

1983

0.0

1990

5.8

1951

3.5

1976

5.3

1976

5.2

1973

7.2

1973

4.6

1985

6.3

1973

6.9

1990

7.4

1987

6.9

1991

4.0

1966

7.6

1971

5.5

1996

7.0

1988

5.4

1983

7.5

1982

6.3

1974

7.2

1975

0.0

1973

7.0

1974

7.2

2017

6.6

2019

5.8

1976

5.0