1945

8.0

1992

7.9

1998

6.1

1939

7.6

1959

7.8

1932

6.0

1967

6.6

1932

5.5

1960

0.0

2020

5.2

1964

6.2

1968

6.4

1965

6.3

1990

6.5

1994

6.1

2004

6.9

2003

7.2

1995

7.3

1960

7.5

1938

6.0