????:1???????vx:??????

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

3?????

4?????

5????????

????7??8? ????????8??,????????5????4.1%,?3????????,?211???????

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?,????????????????????????,????????2937???,???60.1%????????,???20.8%??????19.1%?

??,?????5????9.9%,????4??????4.7?,?????1.8???,?2005?????(????????????????) ??:???