?? ?21???? ????109???????
????:1???????:???????????
2????????
3?????????
4?????????
5??????????
24???,???21?????????????,109?????????,??????????????????????
????????????21???????????????,?????109?????????????????????????????????????????????93????????????????,???????????????70%,???,?????????????69%?
???? ????:????,????????????????????????????????????????????????,??????,?,?????????????
??????????????????????????,??????11??????????? ???:???????????????