????:1?????????:??????????

2??????vx

3???????????

4?????????

5????????

????9????20???? (???????)????20??,8???????,?????????9649??,????8.9%?

??????????,???????149????,?????4.6%;?5679????,????????4.0%;???????1903??,???????11.2%;????1918???,????23.7%?

?1?8???????,???????65619??,???????7.9%,????62379?????

????,????914????,?????????7.0%;????42006????,????6.3%;?12301???????,????11.0%;????10398???,????10.9%?(????) ????????:?????????????