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

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

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

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

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

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

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