1969

0.0

1982

5.9

1985

5.7

2004

3.8

1970

4.7

1958

6.1

1969

5.1

1976

4.8

1985

6.8

1945

7.6

1972

6.3

1971

7.1

2007

6.9

2002

6.9

1974

5.4

1975

6.1

1965

6.1

1968

4.4

1969

3.6

1980

4.7