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

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%,?????????????????????????,??????????(?????????) ???????????????????:????????????