?? ???????????????????5.1%
????:1????????:??????
2?????????
3???????
4???????
5??????????
??????????10????????????????14????? (?? ???????????)??14???????????????,????????????4.62??,??5.1%?
???,??????????????,???????????????????????8.6%?13.4%;????????????????????????????????????14.4%?34.3%???????,????????????????
???????????????????,???????????????????????????????????????,????????????,????????????????????????,??,??
?????????,?“?????????????”?????,?????(???????????????????????) ???????:??????????????????????????