This section will display a chart with the number of impressions by Audience segment, along with a second metric of your choice (Total Clicks, Total Pc Conversions, Total Pv Conversions or Total Spend). Below the chart, all of the data is available in a table that can be downloaded as a CSV file by clicking the black down arrow next to the search bar. This provides insight into who your campaign is serving impressions to and which segments are converting.