2012

0.0

1963

8.1

1971

6.8

1999

7.3

1993

3.5

1959

7.7

1987

4.5

2005

5.9

2006

6.2

1958

5.9

1998

6.0

1988

7.1

1965

5.4

2008

8.0

2016

5.9

1955

0.0

1973

0.0

2005

5.1

1981

7.2

2004

5.5