?????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??????
??
??????????????? ?????????
??????????????? ?????????
??
????:
1???94?95?????:????
2??????????
3??????????????
4???????
5?????????
????
6
%
???:??