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

2???????????

3???????100????

4????????????

5?????VX

??(????):????????????,????????????,????,?????????

????,?????????????11?????????,?????????5.8%????????11??,?80%??60%?????????,?????????,????????????????????????????????????8.7%??????????????29.3%???,?????????????????21??30%????

??????????,11??,????????????????50.3%,?????????????,????????,???????????????,?????????????

????:???