????????173?????

???????2??8?? (? ?????)??8?????,???????????????1???????????,?????????,??????????????13.6%???17.6%?

????????1????,???218?????,??????173??????????,??????????????????????????????????????????????????????????100?????????,????,???

?,?????,?1?:?40%,??16%,????????8.2%?

?????????“??”??????????,??????????????????????“????”????????,?????,?????????????????“???????”?

?????????????????1?,“??????????????????????????”????????????????20.9%,???????????15.5%;????,??14.2%?“???”(??????????)???????54.4%?

???????????????????????????????????????,????????????????????????????????20?????

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