????:1????????:???????

2???????????

3????????

4?????????

5?????????

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

??,???????????11???,????5.8%??11????????????,???????????????????????80%??????60%??????????????????,??????????,?????8.7%???????29.3%?????????????,?21??????????30%??????????

?????????,11????????,????????????50.3%,??,?????,??,??????????????

?????:???