| | | | | | | | | | | | | | 2017 | | | | | | | | 3 8 | | | | | | | | | | | | | 14.5 | 15 | 1.2 — 1.3 | | | | | | 10 15 | | | | | | | | | 2015 | | | | | 2020 | | | | | | | | | | |