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

2??????vx

3?????????

4?????????

5?????

??10??31?? ????,??,1????????9??1518.5????,???13.1%?

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

????,???????????/????????????,?144.6????????????????59.2???42.9??????????????????????,??35.7%?26.9%?46.3%????????????????,????????,??????1244.4???????????????????144.0???91.9????,????11.0%?35.8%?23.7%???,9??159.0?????????????????,??????25.0%,?????

???:?????