13 5
2015 2017 13 5 8 10
1
2
3
4
5
6 1 2 3 4 5 6
2016 9 2017 8
2017 9 2018 2
2018 3 2019 8
2019 9 12
1
2
3
1 8 10
2 1 2 3 4
3
4
5
1.
2.
3.
1
2
3
4
5
6
7
8
2017 12 27