????:1???????:????V

2??????????

3?????????

4?????

5??????

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

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

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

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

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

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