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

2??????????

3???????

4????????

5????????????

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

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

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

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