?? ??????????? ??????
????:1????????:????????????
2???????
3???????
4???????????
5????????
?(??):?????????,?12??????????1?????,?12??????5?,??36.4????,??84??,???????????????2.3????????????????????????,????????,?????????1%???????????????,????92.4%,??17.4??????????
?,???12????1????????5????,?55.3??,??24.8%?????,???????????????????????????????62.2%?87.2%?27.5%???66.4%?
???:??????????????