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

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

????,????,??????????“?”,??

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

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

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

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