?????????????????
???2????17???? ???????????????????(??????????�????????????�)17??,??37.7%????????????????,???2??????????????
????,??????,??????�???�,??
?,?????35???????????,?????????????5??????????,????????????,??????,?????????,???????????
??,??????????????,????????????????(54.3%)????????????????????????,?????2???????????,?????????????????????????3.5??????????
?????????,????????,?????????????????,?????(46.6%)?????????????????????
?�?�??????????????,??????,????12????????????????17??????????????????12.5%??18.4%,??????????????,??????????????(??????????????????) ???????:???????????????????