???????????????????2000?

????????????,??????????(??)??????????,??????????????,1??20?0?-2????????????????8?????????????24?????????????,?2009.2?????????????2541.4????????????

?????????

1?15?????????,?«????????????????????????????(????)??»,??????????????,??????????,??????????,???????????????,???????????,???1??????20??28?,?????

??

???????????????????????,??????????????????????6000?,?626.84??????,???????????205.8???????,??????,??,?????????????????74%?65%,????????30%???34%?

????????????????,2000??????????2000-4000?????????4000-6000??????10%?52%?108%?

???

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

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