????:1?????:??????

2????app??????

3???????????

4?????????

5???100???

????????????????????9????????20???????? ?“??”????????????????????????????????,????????????????,??18????????,?????????????????????24%?19.9%????5.8%,??12.4%,??33.6%?

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

???,?????,??????18?????????????????,???????????????????????????????(??)??11.6%???????????8%?

????,????????????????????,?18??????????????,?????????5.5%,??0.9????????;?????????,??????????44.3%,??????????????0.4??

???????,???????????????,???????????????????18???????,??8.2%,?????????8.6%,?????????????????????

?????????,????????????,??????18?????????,???????3%,?????????40.7%,?????0.5?,???9.9%,???

???,????????????,????18????,??????????????????????24%?19.9%????????????????5.8%,????????????????????12.4%,????????33.6%?

????????????????????????,?????,?????18???????????????,?10.1%,????????????;????????,??1.5?????????,??“????????????????????????”??? ?????????:???