????:1???95?:???????????

2???????

3?????????

4????????200???

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

??1????20??????????? (?? ??)?A???20?????????(????)???????????????,??????,????????,?????,?????????????????“????”?

????,?3244????????????????????????????,????0.08%;??????????10256???,???0.94%;??????????????????????2104?,????????1.81%?

???????????????,????????A?,???????,???????????????,??

?????????????,?????????????,????????????,???????????????????????????,???????????????????????????????????????,??,????????????

??,??????????????,???????????????????????2.4%?2.31%?1.83%,????????,?????????????????????????????10%?(??) ???:?????????