??????????????52???????

????:?????????????:300????????

????????12?28???????????(????? ?)?28?,??????????????(27???????),???????????????????322???????,?52?,318??????????????

???,?7??????10??(?12??????????27?1?????????5?),????,??

??????,27?,?85.2%?

??,??47.8%,??,??????????28%??18????????????????????19???,50??59??????

??,?????????????17???,??,????17????????????????????,???4???(?????????????) ??????:????????????