1991

0.0

1973

6.0

2006

6.2

2016

6.3

1971

7.5

2013

6.1

2011

6.5

1944

7.0

1982

0.0

2005

7.1

2007

7.3

1995

6.4

1977

6.7

1976

7.0

1950

0.0

2016

4.7

1990

6.9

1995

6.2

2006

6.2

1997

8.0