?? ??5????????84??? ???????
????:1?????VX:??????????
2??????????
3???????100?4???
4?????
5????????????
???????????????????«??????»,?????12??1?????????????????????,??,???????????????140?,?????????????1%?????;??140??,??1.5%?2%??????????????????????????????
??,12??????????1???????5??,?36.4????,?84????????,??2.3????????????????
????????????????????140????74.1?????????;
?????????140??9.9???
??,???1%???????,???????92.4%,????17.4????????????????????????????????????????????????4??,4?????????????????7.1???????,?????????
??????,12?1????????????????????????5??,??55.3??,?24.8%??,????????????????????????????????????????62.2%?87.2%?27.5%????????????????????????66.4%?
(???? ??????) ?????:???