???:????11????22???,???10??,????31.9???,????????14.5%???????????,?????7.9???????????,???????48.0%;????4.9????,??20.3%?110??,??7181??,?8.3%;????????????????4502?????,??20.7%?

???:?????????????? “??150????”????

?? ???31.9???? ???????????????14.5%

????:1???150????:?????????

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

3??????????

4???????

5???????

???:????11????22???,???10??,????31.9???,????????14.5%???????????,?????7.9???????????,???????48.0%;????4.9????,??20.3%?110??,??7181??,?8.3%;????????????????4502?????,??20.7%?

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