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2?????

3??????????AA

4???????????

5?51?????????

??9????????20??????????? (???????????????? ?????????????????)??????????20??,?????,????“???”,?“??????”??1.56??,????7.6%,??????

20??????????“????”???????????????,??????????????,??????????????????,????????,?????????????“???????????????????”,??,????????????,?????????????3.6???(???????)????????????????,??5.4????,???????????????

???????????11??“???”?????,?????????,???20%,??????,???????????????????“?”?????,???????

???????????,??????,?????????????????,??,?????,??????????????????8??,???2.6???????????????????????????,?????????“???”???????????,??????????????????????,??(???????) ?????:??????????????