2012

0.0

2007

7.2

1972

5.7

2014

3.8

2008

6.1

2015

5.0

2001

7.3

2014

6.5

2002

5.6

2001

6.1

2004

5.0

1989

5.6

2004

3.3

1955

7.9

1976

4.6

1961

6.5

1961

6.9

1982

4.5

2014

4.7

2008

6.1