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

????:????????????:????QQ?

?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%,??????????????????????(????????????) ????:??