??
?????????????????? (???????????? ????????)??,?????2???????????????8?,??????????50???????????????????????13??,???5.3????,?????????75%,?????????
??????,?????????????????????????????????,?????????????,????????????????????,???
??????????????????????????3????????,??????7500??????????,??????????????95%???,??????????,??????????????????,??????????,????????,??????,??????????,???????,???????????????????,????????
?????????,????96.8%???2.2%???????1%,???????????????,?????????,????????????????,??????????????? ???:????????????????????
?????????
???????????????????5????????????????