?????:??10??,???????????31.9???

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

??11??22?? ??,11???????22??,???????????1~10???

???10???,?31.9??,??14.5%??,????????????7.9???,???????48.0%;?4.9????,????????????20.3%?

1~10????,??????????2880??,????128???????;????????7181??,????8.3%;????????????????4502??,????20.7%?

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