????:1???????????:???????100???

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

3???????

4??????

5?????

???????????:??,?,??,???????,?????

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

???????????????,???????????????,???6???,???????,?????

???,?????6??,??552?????????,??18.5%???,?????(?????????)???20%???30%????

????????????,??,?????????????????????????,????????????????????????????????????????????30???????????????????????????,????

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

??????????,????????????,?????1?????????????????5??????????,??????????????????????????84???????????????,(??????????????)552.4????????????,??12.36%,?????????????????????

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

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