??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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