> do you think it could be because january and february are blank?
No, because they are independent. Jan and Feb are expected to be greyed out as well since they are before the initial month, and in that case they are not accounted in averages and totals.
> on my stats for tag page its pulling up #DIV/0 underneath total share.
Click Add-ons > Budget n Sheets > Change settings and simply click "Save".
> i still dont understand why its only recording the first cell of each month
What decimal separator does your spreadsheet use? Check if the values have the same decimal separator, and you don't need separator for the thousands.