You can group the raw data you are viewing by one of your columns included in the output.
Go to Reports
Select the desired Raw Data Report from the sidebar menu
Select Report Settings, Columns to Include, and Search Parameters (if applicable)
Instead of exporting the data to a file, click on the [View …] button at the bottom of the page.
In the “Results” area, click on the “Columns” menu, which appears down the right side of the view window.
Click and hold the left mouse button on the 12 dots next to a column name, to drag the selected column down into the “Groups” area. Your view is now grouped by the column you have moved.
EXAMPLE:
Go to: Reports, then click on “Personal Profile Raw Data” found in the sidebar under General Reports
Click on the [Export Everyone] button at the top left of the page
In the “Columns to Include” section, choose only FirstName, LastName, and City (from the “Basic Columns” section
Scroll to the bottom and click the [View Profiles] button
In the “Results” area, click on the “Columns” menu tab, which appears down the right side.
Drag the “City” column down into the “Groups” area. Your view is now grouped by the “City” column.