1998
8.6
2016
8.1
2013
8.1
2015
7.0
2006
7.2
2008
6.4
2016
5.7
2017
6.3
2009
5.5
2018
6.9
2018
6.5
2016
7.0
2018
6.9
2017
5.8
2018
3.8
2016
6.8
2012
7.7
2018
6.5
1999
6.0
2017
6.6
2018
6.4
2017
6.6
2018
6.0
2016
3.8
2005
7.1
2002
6.9
2018
6.6
2018
6.2