2011
6.6
6.6
2014
5.9
2014
6.2
2014
6.9
2014
6.1
2014
5.7
2013
6.7
2014
6.5
2014
6.7
2014
6.8
2014
7.6
2014
6.7
6.6 5.9 6.2 6.9 6.1 5.7 6.7 6.5 6.7 6.8 7.6 6.7 6.6 5.9 6.2 6.9 6.1 5.7 6.7 6.5 6.7 6.8 7.6 6.7