?????? ????50???????

????:??100???????:??????

?6?????21??(????????????? ????????????)?????????A??21?????????????,?50???????,????????????“??”?

???,???2998??,???0.24%;????9064?????????????????,????0.04%;???1755???????????????,???????0.39%;?50??758?????,?????0.43%?

?????????????????????,?????,??????????19????«???»(?????????????«?»)????????,??????????????????,??????????

?,«???»?????:??????;???;???????,??????????????????

?,????????????3000????????????????????????,????A??????,??3000??,??????5??,????????,????,?????????,????????????????????????????,??

????????,?A????????,?????????????????3.09%?1.33%,???????????????????;??????????,?????????????????????????3.71%??2.61%,????(?) ???:??????