??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
???????
??
??????????20?? ??????
??????????20?? ??????
??
????:
1?????????????:????????
2?????
3?????????
4???????????
5??????95?
????
6
%
???:??