| | | | | | | | | | | | | | | | | | | | | | 70 | 80 | | 3000 | 2017 | | | 800 12 | | | 2018 9 | | | | | | 15 16 | | 70 100 | | | 1982 25 | | | 2003 5 2002 | | | | | | 12 | 5 | 2014 | | | | | | | | | | | | | | 2100 | 17 | 5 10 | 2019 | | 45% 20% | | | | | | | | | | 2014 | | 2017 | | | | | | | | | | 16 70 | 1 15 | 5 9 | 2014 5 | | 2017 | | | | | | | | | | | | | | | | 20 | | | | | 99% | | | 500 800 | 12 2017 2019 | 300 | | 50% | | | | + + + | | | | | | | | | （ ） |