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

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

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

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

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

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

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