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

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

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

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