1932

6.9

1992

7.7

2018

7.9

2013

6.4

2014

5.5

2015

6.6

2017

7.0

2016

6.6

1952

6.5

2015

5.4

2015

8.7

2014

5.0

1967

0.0

2002

8.5

1994

7.3

1995

0.0

2017

8.0

1990

0.0

2008

3.9

2014

0.0