6.9
6.6
6
6.7
5.7
5.3
6.4
5.4
5.2
4
2.9
3.9
6.1
4.8
5
2020
5.9
6.3
6.8
4.6
2.7
5.6
5.5
2.5
7.5
6.2
8.2
8
6.5
5.1
2017