????????????20??????

????:???????:????????

???8?????31??? (??? ??????)??8??????31????,8???????????????????50.3%,????????20?????????????????50%??,????

???????,???????????????,?????????????????0.6?????0.1??;?????????????????????????????????????????????????????,?????????????????0.3??????????????2??????????????

?,8?????,???????????????50.3%,??????????20??????????50%?,?????????????????????????????????????????????50%??????,??????

??????,?????????8???????,??50.2%,?????0.2??,????????????????????,???????????????????,?????

????,???????????????????,???????????????????55%??????????????;??????????????????????,?????????????????,?????60%??????

??????????????,??????????????????????,??,??,???????????????,??????(??) ???:?????