?? ?3200?????? ????
????:1???????????:????????2020
2?????????
3????app?????
4?????????
5?????????
???1??6????? (???? ?????)?A???????????6????????????????????,??????,?3200???,????????????,?????3200????????
??????????,?3206??,?????0.14%;????????????9885???,?????0.12%;????????2014??,??0.09%?
?????,??A??,?????????????,??????????,????????????A?,??
???????????????,???????????????????,????????????4.17%,??????????????A????;????????????????3.47%?2.74%?????????????2.68%,??????,??????????????10%?
???,????????,?????????????????????,?????,??,?????
???????,??,?,??99%?????(?????????????) ?????????????:?????