?? ????31.9??? ???????????????14.5%
????:1????????:????????
2?????????
3???????
4?????95?????
5???????
??:???????11????22???,???10?????????????,?31.9????????,??14.5%???????????,?????7.9???,????????????????48.0%;????4.9????,?????20.3%?110??,??7181??,????8.3%;????4502??,???20.7%?
???:????????????