2004

5.9

2005

9.7

2020

7.0

2006

5.0

1996

8.0

2006

5.5

2013

7.2

2015

7.2

2016

4.9

2013

6.1

2017

5.9

2012

9.3

1957

7.2

2012

6.9

2019

8.7

2014

6.6

2012

6.5

6.8

2008

6.4

2003

5.8