??????????????????

????:???????400??:??????

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

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

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

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