?????????????????

??????????????????2?17????????? ????(???????????“??”)17???,???37.7%?????,??????????2?????????????????

???????????????????,????????,??????“???”,??????????????

????????????,????????35?,??5????????,?????????????,??????????????????,?????????????,?????????????????

??,?????????????????????,?(54.3%)????????????????????????????????,?2??????,????????????3.5?????????????????

????,?????????????????,?????????????,???????????????(46.6%)?????

???“??”??????,??????????,??????12?17?12.5%??????????????????18.4%,??????????????????,???????????????(???????????????????) ??????????:?????????