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

2????????

3???v??

4?????????

5????????????

????????10???14??? (????????? ?????????????????????)????14?????????????????,??,??????????????????

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

???????,9???1.6%,???6?????????????????,???????????????

?????,9?????,????????????????????????,???????,?????????,?????????????????,?????9??????????????????????????????,9???????????????????

??,??????????????????,??800???????????????,69%???(???????) ?????:?????