1940

5.2

1995

0.0

1962

5.8

1962

5.3

1960

5.8

2010

6.5

1969

6.9

1932

7.4

1996

6.4

1973

0.0

2003

5.9

1933

6.0

1941

7.3

1939

8.0

1978

7.4

1953

7.7

2007

6.7

1967

7.3

1956

6.6

1962

0.0