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

2????????????

3??????????

4???????

5??????????

??????????12???????????20??? (???????????????? ????????????????????)??20?????,?????????2000????????????????

?????,??????????2004????????????9????28?,?????????????????????????????,????????????????????(2005??????????)???100???????????100?????????????20????????????????,???2.3????????????????

??,?1400?????????????2000???,?,???????1000?????????????,???????????13%,???????????50%?

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

?????????11?????????,??????????????,??????????????????????????????????(????) ??:??????????????????