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

2??????

3????????

4?????????????

5???????????

?????????7??22???????????????????????????? (?? ?)????????????????22????,??,??????????15.2%,??????1.6??

?????,????????,???,?????????????????????

??,??????,????????????????????????,???????3.8??????????????????????????????????????,?????????15.4?????????,?????17.2???????

?????????????????????,?????????????,???????????????????????,????????????????????,???????????????????,??????????19.0%,?????12.6?????(????????????????) ???:??????????