????:1??????:????

2???????

3??????????

4????????

5?????100????

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

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

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

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

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

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