???????????2????????????5?? (?? ??????????)????5???????????,?????????,????

?,??,???30?????2000??34??,??????67%,?5??????

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

???????,?????,???????????????????????????????????????????,??????????????????????????????????????????,???1?????,????????????22??,???????

????,???????????,???????????????80??????,??8??????????????????????,???????????????????????????????????????11??????????????????,??????125???????(???????????) ?????:???????????????

??

??:???????????,??????????,??????????????