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

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

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

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

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

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

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