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

2????????????

3???120?150?????

4????????????

5???????

?9??????????30?? ??:?????????30??????,?????????29.2%????????,???????????????????????????????????26.5%??

?????????????????29??????????????????,?6??????????17????????????,?635?????183??

??????????????30?????????,??????475??????,??????????74.9%????,????????:???????????????????????????29.2%,?????????26.5%,?21%,?????????????9%,????8%?

?????????????????????????,?????????????183??????????????:???58?,?????52??????????,?????41??????,????????17????,???15????????????????

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

????,????30??????????????????,10?3?,?10???3?????????????????????

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