?????????????????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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