9??????????????

????:????????:????????

????10???????????10?????????? (??????)??,9??????????????????????????????,9????????????????,??35.8%,????6.9????;?????????75%~100%????????12.8%,?????????1.9????????;????????????50%~75%??21.8%,??0.6????;?50%????19.6%,????5.3??????????

9???????????????????,?????????????,?0.1?????0.3????????????????????????,?????0.1??????,?????????????????????????

????,?????,??,??????????????????????,?????,???????(?) ?????:?????