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

??

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

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

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

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

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

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

?????????

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

????????