????:1???????:100?3????

2????51?????

3???????????

4?????

5??????QQ?

??:?????7??????29????,?????????????????,???????????36.7??,????76.1??????????????????????????????????,?????????????

????????????????,??????????36.7????????76.1????????????????,?18.5%?6.8%?????“?????”?????????,???????????????,?2.8??????????????,????????????????????,??4655???????12???????????,??????“??”“??”??,????“????”???,??2.5?????????,???44.1%?

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