2016

5.9

1987

7.3

2008

5.5

1995

6.6

1967

7.6

2017

5.8

1945

7.7

1970

7.0

1954

6.0

1970

7.0

0.0

2006

7.4

2006

7.0

2003

7.2

1989

7.1

2007

7.4

1995

0.0

1982

7.2

1991

6.0

1998

6.4