?? ???31.9??????????????? ????14.5%
????:1??????????:????????
2?????200??
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%?
?????:?????????????????