1947

4.1

2008

7.5

1957

6.2

1941

7.1

1966

5.1

2007

7.8

1967

6.2

1960

6.5

1958

6.4

1963

5.9

1968

5.8

1952

5.6

1946

5.7

2011

8.3

1968

5.8

2006

6.7

1985

6.2

2004

6.8

1972

4.0

2022

10.0