??????????????????67%

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

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

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

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

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