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

2???????100?????

3????????

4?????

5???????

???11?????????????????????27??????????? (?? ?????????????????)?27???????????????????,?,????????,??

??????????,????????????????????????(???)??

???????20???????????????????????????,???????????????????11?22??????????,????????????????????70????????????????????,???6???

?300??,??????????8.6%????8.7%???,????????????,?????????????????????(????????????) ??????:?????????