| | | | | | 2018 3 2 | | | | | | | | | | | | | | | | | | | | | | | | 60 | | | 80% | | 20% | | | | | 5% | | | | | | | | | | | | | | | | 80% | | | | | | 20000 | 30% | 70% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |