I'd like to know how to do 10 day roll up summary. Thanks. date count 10day sum 1/1/2012 2 1/2/2012 4 1/3/2012 3 1/4/2012 6 1/5/2012 7 1/6/2012 9 1/7/2012 65 1/8/2012 4 1/9/2012 8 1/10/2012 56 164 1/11/2012 4 166 1/12/2012 5 167 1/13/2012 4 168 1/14/2012 2 164 1/15/2012 2 159 1/16/2012 3 153 1/17/2012 4 92 1/18/2012 3 91 1/19/2012 2 85 1/20/2012 4 33 1/21/2012 5 34 1/22/2012 3 32 1/23/2012 5 33 1/24/2012 8 39 1/25/2012 9 46 1/26/2012 0 43 1/27/2012 7 46 1/28/2012 6 49 1/29/2012 6 53 1/30/2012 45 94 ... View more