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

??

?????????2???4??????? (?????? ??????)?4?,???,????????

???310??,????????????????4.5????“??1????????????????14?2???????????????????3?,??????????????????????????6917???????98.5?????????,???21.1??????33.7%??????,1?25??????????,??????,???5.3??????”??????

??????????????????????????,??(1????28???????????????2??3?),???2153????29.6???????,????????,?17.07%?18.69%,??5???????????

2???2?????????,?????????????“???????”?????,2300????????,??,?5???????????4?????

?????????????????,??,???“??”????????????????,???????????“3?3?????”?“5?5??????????????????????”?

?,?,????“????????????????????????????”????(?) ???:???

?????????

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

????????