?????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??

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