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