1930

7.7

1937

7.9

1965

7.5

1957

8.3

1922

0.0

1963

6.3

1984

6.0

1994

7.4

1971

7.5

1966

6.8

1975

6.5

2007

6.6

1996

5.9

1978

4.9

1937

5.5

2006

4.5

2008

6.6

1979

6.7

2024

0.0

1963

6.6