1952

0.0

1966

7.6

1965

7.0

1975

7.3

1996

9.0

1973

5.3

1987

6.4

1969

0.0

1956

0.0

1984

4.4

1971

8.0

1954

1.0

1960

5.2

1991

0.0

2003

0.0

1963

0.0

1952

6.6

1968

6.6

1954

3.5

1958

8.5

1972

6.0

1956

6.0

1963

0.0

1981

7.0

1984

7.0