???????????????????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%?

????????

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

(????????? ??? ?) ???????????????????:?????????????