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

2???????100?????

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

4??????????

5??????????

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

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

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

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

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

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