2017

0.0

1977

5.6

1937

6.9

2013

5.7

1994

4.2

2006

7.0

1975

6.0

2008

4.0

2009

5.5

1967

8.2

2004

5.5

1996

5.0

2004

5.8

1985

3.9

1992

8.0

2014

7.2

1967

7.8

2007

6.3

2018

6.2

2018

6.3