?????“??????” ???1????“?”
???????????????????????????,??????????????????????????????????????1???????????????????,??,?????????????????
???????????????????????????,??1????10%,???????????12.1%;???????????1????????11.89%,?19.71%;????1?????????12.47%,?????????17.67%??????????????1???
???????? ??:???????????????,
??,????????????,?????????????????????????,?????
?????????????,????????????,????????????
??????,???????1?????????,?????????,?????????,?????1????????,???????????????????? ???????????:??????