??? ????4.6?????????????

????2????????4??? (?????????? ???)?“??????”“????? ??”?????????240??????????,????????4????????,???????????4.6?????

????,??????31?????????2220??,????16.6%?16.5%,??2550????????240????;???6?????12?????????,??1.5????????,????45%,????????8%?

?????,?????????????????????????????????2100??????????????????,??????????????,??1634??????5.1%,??160.1????(???????????????,??????????)???42.9%?

?????????????????,?,???????????????????,“??+”??,??????????????,“???”???????,?????100%?

???,??????????????????,????“????”?,??“????”??????273????,?(?????)20??????????,????(???????????????) ???????????:?????