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

2?????????

3?????

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

5??????

??10?????????1?????? (??????????? ?)???30????,??,????2304?,????????????23.7??????????,???????????????15.7%?15.3%?

????,??????????15.7%??? ???

?,????7??230??????;??(?)??530?????,??????????????????????????

???,??????????????????????????????????????????60???????????????????????????????????????????????????????,??????????

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

???:????????