????:1???????????:????qq

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