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

2???????

3?????????

4?????

5???????

?12???20???? (? ?????????????)???????????????????????????20??,??????????12??19????24??????????????????,?270????????,??310????????????????

??,????????????????12??????????????19?24??,??????????3330??5210?????,??“????????????”????5300??????????,?100????

???,?,??????????????????????????????,??????????11??,?6.6%,?????0.5??;?3?????????20%??????????

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

?,????????,??35%???????????,????9???????,10??15.5%,10???????????????4.1%?????,?????????16%?(????????????????) ???:?????