2014

5.5

2005

7.0

2011

9.8

2011

9.8

2016

9.3

2019

5.5

2013

3.5

2008

6.6

1984

6.0

2007

0.0

1957

5.0

2005

7.8

1979

7.3

2012

5.4

2015

5.9

1996

6.5

2001

0.0

2019

7.4

1999

6.6

1985

7.7