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

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???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???

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

??:????????????

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

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