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

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

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

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

5??????

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

????????????,???????11????????,????????????5.8%????11????,????????????80%??????????60%?????????????????,????????????????,???????????????8.7%??29.3%???,???????21?????30%???????????

????????????,11???,?????????????????50.3%,??????????,????,??,???

????????????????:???????