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

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

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

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

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

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