????:1??????????:??????400?3??

2???????????

3?????????

4???????2019

5?????????

???????,???????????,????????????????????????????????????

??????,????????,?????42.3????????????,?????????????????????15.3%,???????????????????????????????????50%,??????????????????111????????,??????,??????????????,??7.3???????????????

???? ??????????:??11????,?????????????6400??,??35%,?????????????,?????????????????1/3,?????

?,??????,?,??????????????????????,????????????,???

(??)

????:??????