?? ???????????????????
????:1?????????:?????????
2?????????
3???????????
4?????????
5???????
??10????????????????14???????????????????????????????? ???????????????????:???13?,?,?????
?,??,???????,????,????????
????????????????????????????????????????????,???????
????,?????14??????????????,???????????????11????30?????????????????????????
??????,????????????????45???????
?????????????,????????????,?,?????????????????24.6%?(???) ????????:????????????