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

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

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

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

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

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

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