The video below explains the step-by-step on how to go about reporting in Excel. This process works if your account is structured in an organized manner at campaign level. For example: Location_Program campaign level structuring.

Before watching the video download, check out campaign level statistics with a filter on impressions as seen below:

Filtered Report

Once you have this data ready to go you can delete the top row (date range row), and the totals listed at the bottom of the Excel sheet. Then, you can proceed.

Is your account not yet organized in this manner? This article explains how you can structure campaigns is this manner by utilizing Excel.