????:1?51????:???????????

2?????

3??????

4??????????

5???????100

??:?????????????????,10??????????????,???????????????????,??????????????,????????????,?????

10??,??????????????????,????0.7??????????????????,10???????????,????????????9????????????????17.1?????????????????????

???????????10?,????????????41??,??27?????????????????????9???????????,?????????????,?????????????????????9??????????????????22.3?????????????????????,????????????????17.8???????,?????????????4.5%,???????????????????

????,10???????????,????12.9%,????????????1.9?????????,??????????????????????????????73.3%?48.8%?

??????:“??,???????????????????????????????????,?????,??,??????,????,??”

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