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

2????????

3???????

4???????200

5???????

????????????:????6????28??????????????????????,15??,??????????135.3??,??????????????????5.9%;??????

??????????????????????,?????????????????15??,??5.7%,???????????????,??????????9%,???????????????????????????????????,?????????15?,????????????????11.4%,5???12.6%,?4??????3.7??????????????????????????????5??????,??????????????????????,???????????????30%?

?????????????????????,??????????,????????????????????4%,??????,????,?,?????????????????

?????,?????,?????15??,???????????,???????????????3.5??,?????????????????????,???????????????,??? ???:????