???????????,?????????8??,??7525.1????????,?????????3%;??????15.35????,??2.7%?
???:??
2017???????????:??????
???????????????IPO????
?!????????????
??:???????????????
??????:????????????
??-????Indy500??????????
??????????????????
???????100??????????1500
?????????????????????
?????????:????????????
???????????????:??????????
???????:??????????????
??!?????????????????
???1????????????????
??:??????????????????
???????8?17??????????4??
???????3????8????????
???:?????????????
???100?????????????0.01?
????????:??1??8000?
????????????????????
????????????????????
??????????????????????
??????:?????????
?????????????????????