1945

6.0

1981

6.4

1943

8.2

1945

8.0

1962

7.6

2008

6.9

2007

7.3

1966

7.2

1991

4.0

1969

0.0

1976

5.6

1984

5.0

1992

6.5

2003

6.1

1974

9.0

1976

7.8

2008

6.9

2005

7.1

1973

4.5

1957

7.8