??
??2??????14?????????? (???????????? ??????????????)?????????14?????????????????????,?2??????8??,?????50????????13???????????,?5.3??????,????75%?
??????????,?,????
?????,???????????????????770??????,??????1???10?????1????????22.5????6?????,???????????????????????????,?????????
???,????????????????????,????????,???,????????????????????
????,??“????”?????“????????????”?????????????????????
????????,??????????????????????????3????????????,????????7500?????,?95%??,?????????????
?????????????,??????????????96.8%,?2.2%,?1%,????
??,??,???????????,????????????????,???,???????(???????????????????????)
?????????:?????????????????????????
????????5???????????????????????????