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

2???????

3????????

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

5?????200??vx????

??2?????19? (????? ???)????????????A????????????????19?(?????)??????????????,??????????????,?????,?????,?????3300??

?,??3351???????????????,?????????0.81%;??????10772??????????,??????????????????????????1.46%;?????????????2226?,??????2.03%??????17210????,??781???????????????????

????????,????A??18?????????????????????,?????19?????????????,??????????????,?????????????????????????????????????????????????????,??????,A??

????????????????,???,???????,?????,???,?,??

?????,?????????????,??,????????????????8.68%?7.92%,??A??(????) ?????????:????