???????????:???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%?

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