??????“??”??13??? ?????11.5%

????:??app????????:???????????

??11?????????????4???????????? ???4???????????,??17?????,??“???”???????,?13.17???(?,????)?

?????????,??????????????,??640??,???40%,??2.33??,?????,??????????????????????????????

?,????????????,????3.65???3.18???2.96???1.79???

????????????????,?767?????,???????;????315???????;??1.85?????

??“???????????”?,??11????3????49?????,?“??”??5????????11.5%?

??????,?????,???????????4??,???????

??,?“??????”??????1.99?????,??3??692??,???97.97????????????(???) ????:????