2014

7.1

1987

6.4

1984

5.7

1932

6.2

2001

7.3

1963

5.9

1983

2.9

1994

6.1

2008

4.1

2009

6.0

2006

5.3

2006

6.5

1993

6.4

1983

5.8

2017

6.3

1980

6.1

1983

5.0

2009

6.7

2002

5.5

1989

0.8