?? 6???????????????9.4??????
????:1???????:?????????
2????????????
3???200???
4????????
5??????9598???
???7?????23??????? ??23??????????????,6??,??????9.44?????,?8.89??????5??,6??????10%,???9.7%?
????,?????,6?????(1.84???)?????(1.64????)????????(0.89??????)???(0.85???)?
????,???????,??????????????????????66.2?(??????????1.02?);????,????61.2?????(????0.94????????);???,????56.3??(?????????????????0.87?????????????????????)?(?????) ??????:??????