?????????21.29??????????

????:????????:????

??11???????18??? (?????????????????????????? ???????)?????????18??,?,??11???1??????????????????,?????????21.29?????

?,???????????????????24????????1??6??????????,???45%?

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

???????????????11??????????????????12?,?4.6%,?0.1%???????9???????,??29.89???????,??3.1%?(???????) ?????????????????:??