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

????:498?????????:???????

?????????????2???????????17?? ??????????????????(??????????“???????????”)17??????????,?????????????37.7%?????????????,??2???????

??????,?????????,????????“??????”,??????????

?,??????35????????????,????5??????????????????,???,?,???,?????????????????????

????????????????,??????????,?(54.3%)???????????????,?????2??????????????????,????3.5????

??????????,????????????,????????????????,???????????(46.6%)???????????????????

?????????????“?”????????????????,??????????????,?????12??????17???12.5%?????????18.4%,????????????????????,???(???????????????) ?????:????????????????????