1939

0.0

1996

7.0

1983

7.4

1989

7.2

1996

7.2

1930

5.0

1973

8.0

1932

7.4

1961

7.3

1999

6.4

1979

0.0

1948

0.0

1963

0.0

1968

0.0

1998

7.2

2005

6.2

1957

6.5

1939

0.0

1973

7.9

1988

7.3