1994

6.1

1932

0.0

1933

5.3

1958

5.1

1937

4.4

1940

6.5

1946

4.8

1946

5.3

1938

5.4

1931

0.0

1931

0.0

1954

4.5

1962

6.9

1964

7.0

1970

6.1

1971

6.4

1972

6.2

1985

7.1

1995

5.8

1973

5.7