1934

6.3

2009

3.5

2009

5.9

2003

5.8

2014

7.4

1986

7.0

2007

0.0

2010

5.7

1934

5.4

2011

5.7

1995

6.1

2009

7.2

1957

4.4

1983

5.3

1968

6.3

2012

6.7

1997

6.0

2009

6.5

2002

4.8

2010

4.8