2000

6.3

2005

7.0

1962

7.3

2004

6.5

2002

6.6

1980

6.6

1982

6.4

2005

6.8

2002

7.3

2016

10.0

2014

6.4

1950

7.0

2009

6.7

2006

7.2

2013

5.2

1958

7.7

2005

6.3

1963

8.1

1957

7.1

2006

6.6