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

2????????

3??????498??

4???????

5??????????

??6?17????????????? ??,???17?,??????Realmeter??????,???????30.1%,????66%?

????,Realmeter??10?????????????14??18???2504??????,????30.1%,??????1.4???????,???10?30%~35%????;??????66%,??0.9????

?????:?????