1945

5.9

1951

6.1

1948

6.3

2005

7.9

1945

6.8

1993

6.2

1998

6.9

1968

7.0

1957

6.2

1999

6.0

1995

5.5

1954

6.9

2006

4.8

1998

8.1

2014

6.4

1947

5.8

1953

5.9

2017

0.0

1975

5.0

2008

6.2