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

??

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

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

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

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

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

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

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

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

??????:????

?????????

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

????????