1972

6.5

2008

5.7

2005

5.1

1981

6.0

1969

6.4

1961

8.0

1965

5.0

1979

7.0

1962

0.0

1968

0.0

1981

0.0

1928

6.0

1992

10.0

1957

0.0

1980

1.0

2006

6.5

1955

6.9

2008

7.5

1944

7.4

2025

0.0