Hi all, can you any show me what function can i use to scan the date column and get report weekly start from sunday every week, because there maybe more than 1 order in date, so date maybe repeat, how can i set week3 , week4 ... to report the no. order automaticly when i input date, order amount future.

ex.
http://img369.imageshack.us/my.php?image=xlsdc5.png