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

2????????

3???????

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

5???????

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

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

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

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