Before Tax Income

来源: 于 2012-09-02 21:15:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

The number fluctuates between 21 and 25, but the most recently available one is the following:

http://www.autoblog.com/2009/08/18/study-average-car-costs-22-1-weeks-of-median-family-income-ave/