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

2??????

3?????????

4?????98?

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

21?????,??????????????????,?????,??????????,??21?????????????????

9????????24????28??,?21??????????????????????,????????,???????????????????15??????????????,???????????????????????????????????

???????????????????,?10????,??????2.3??????????????,????????????????????????????????????????????????

?8????????????????????,???????????2441.3??,???21.8%,?????????52.6%,??????

????? ?

???21??????,???,??????????,????

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

??????????,????????????,???????????,???????????2100??,?????????9?,??,??????????????3.1??,????6500???????????????????,????,????2?????

??:??????????,????????????,????????????????????????????? ????????:?????????????