????:1??????????????:???????????

2???????

3???????????

4?????????

5???????

???????????6???18?????(? ???)?A?18??????(???????????)??,????????????,??????????????

??,???A????4.53%???,????????????????????????????????????????????????20%??,?????????????????10%?

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

???????????,?18????,???,?,?????“????”?????

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

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

??,?,?????3030?????,??????0.48%;?9318??,???????????????????????????0.4%;??????1811?,????0.29%?(???) ???????:?????????