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

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

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

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

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

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

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