1958

6.7

1972

0.0

1996

8.0

1966

7.3

1982

3.0

1953

6.0

1979

6.8

1959

5.2

1970

4.1

1968

6.9

1980

5.8

1984

5.8

1990

7.4

1951

5.0

1967

7.0

1984

7.5

1965

5.3

2012

9.7

1989

8.3

1964

4.0

1958

6.1

1966

6.0

1966

8.0

1950

3.5

1960

5.0

1995

0.0

1948

6.6

1966

6.6

1975

6.7

1958

5.7

1988

6.2

1959

7.0

1977

6.3

1970

7.5

1960

5.8

1974

7.2

1960

7.3

1959

6.4

2002

7.9