2016

7.7

2011

6.0

2007

6.5

2015

6.0

1985

6.1

2010

6.8

2025

7.5

1999

6.2

2009

7.2

2010

6.3

2011

6.7

2012

5.8

2001

8.9

2011

5.9

2018

5.3

1994

6.7

2004

5.7

2020

8.4

2009

7.0

2006

6.9