12?2017?ó????2017??ó??27.79?201614.2%?λ??????档????2017??ó???????????




???2017??ó??????·????á2017????????15.5%15.2%16.6%???????????23.9%23.4%40.7%????·?????????????·??????·?ó???ó??




????λ




?ó?2015?2016??2017??λ????




??2017羭o??????·??óЧ????????ó?????λ??




????д?ó??Ч????????????Ч??ó???2017ó???




?20152016?ó????????2017?




óЧ?




??2017?ó?????????????????Σ???????




2017ó?Ч??棺




????????ó?16.8%




ó????г??22%17.3%




г?????λ??15.3%????41.2%ó??




?Эó21%??




???????????




2018?? ?




?????2018羭????ó?????ó??Ч潫??????????ó?λ????




???棺




?????Ρ?ì?Χ????????г??ó??·??




?????沿г????????е???????γ??棬?????????и??




?ó?????ó???鰸???????




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