?? ???????????????31.9??? ????14.5%
????:1?????:?????
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%?
?????:???