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

?2??????????3???? (??? ???????????)??????,????????????????,????????????????????

??,?????????????????????????,????

????????????????,1????????28?????0?????????????2???????????3??15???????,?????????????2.6?,??????????????????44%,?,?????????85.7%,??8.3%,?6%???,????,???1400??????????????????

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