????:1?????????:??????????

2????????????

3??????200??500

4???????

5?????????

??????9?20? (????????? ????????)?????,?A???????20?????????(??)??????,?,????,????????????,?????????

????????????????,?????2.58%,??A????,??20%???????,??????????????????????????9%?

????,??,??????????,?????????????????,???,??????,???;?????,??????????(20????????????)?,?????,????

????,??2.39%????????????????,??????????????????????????,?3%?

????,?????????????19????,??????????12??????0.62%,?????????2614.6???,???

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

??,?????,???????2736?????????????????,??0.03%;????????????8075??,??0.15%;?????1536?,????????0.64%?(????) ????????????????:?????????????