????????173?????

??2?????8????? (????? ??)??8?,???1????????????,?????????????,?13.6%????????????17.6%?

???????1???????,????218????,????????173???,????????????????100??,????????,???????

??,?,?????????1???:?40%,??16%,????8.2%?

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

????????1?????????????????,“?????????????”????20.9%,???????????????15.5%;????????????????,???????????????????????14.2%?“??????????????????????????”(???????)???????????54.4%?

?????????????????????????????????????????,??20???????????????????????

??,????????????,???????????????,????????????????????,???????????????????(??)