1966

7.0

2007

7.6

2007

9.8

2010

6.8

1967

6.5

2013

5.3

2021

10.0

2012

5.5

1976

7.7

2017

6.0

2014

6.0

2011

6.9

2009

5.5

2008

7.5

2009

7.5

2011

6.2

1994

4.6

1932

6.2

1955

7.2

2015

7.1