???5??????????????

???????????? (???? ?????????)???????????????????????,??????????????2????8??????????????,????????50?????????13????????,????5.3???,???????75%,??

???????,??“??????????????????????”????????,??????????,??????,?????????????

“???????????????3???????????????????,??????????7500??,?????95%?”?????,???,??????,??????“?????????????”,??,????,??????“?????”,??????????????????????,???????????????????,???????????????????

??????,????????????96.8%?????2.2%?????????1%,?????,???????????????,???,??????????????????????????? ??????????????????????:?????