????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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??:???????????,??????????,??????????????