??13???????????????32????19???18??????14??51???,?????2007????8??,???????????????(???:???? ??:? ??????)
??????????:???
?????????,??????????40??
??????:??2??6??????????
???????!??????20???????
????3???????7.2%
???????!??????20???????
??:??????????
????????????????????
??????????172?4.9???36.7?
?????????????????????
??????GM??:???????????
??????????????????????
??????????????12???
?????????????:????????
??2?????????:?????????
???:????????????????
??????????????2000?????
??????????????????
??????????????2000?????
??:???????????????????
???????????10????????
???????????????????????
??:??????????????????
????????????????????
??????????????????????
??????????????????????