回复：a simple question

来源: 沙漠里的猴子 于 2009-02-05 20:54:57 [] [旧帖] [给我悄悄话] 阅读数 : (71 bytes)

It varies. Usually it depends on the population and size of the state.

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• 回复：Thanks -yy777- ♀ 给 yy777 发送悄悄话 (0 bytes) () 02/05/2009 postreply 23:03:55

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