[讨论]time table of WUPA 机经讨论稿

I'm taking GMAT on 12/12 and have a quick question need your help.

For WUPA mm 07年11月换题库Math机经讨论稿1-7, I'm confused about it's time table.  For example, does 07年11月换题库Math机经讨论稿第一篇 start on November 16 or November 01?

Thanks!!!!