In order to get comprehensive information on rates and volumes, you can run a Traffic Inventory tool.
Where to find it?
The entry spot is located in the left-side navigation menu right under the ‘Campaigns’ section.
Or you can find it in the campaign creation section.
How to use it?
Use the request configuration panel. Switch the ad format and the desired targetings, data fields will react to every request modification.
The 'Countries' field works on the auto-complete basis, just add a few letters to get the expected country.
The data can be displayed in impressions or clicks, switch between them to get the desired data.
The table shows data based on traffic performance.
The average CPM allows you to create or optimize your campaign with a competitive rate (compare to other advertisers and their campaigns).
The max CPM shows the slice ceiling price (compare to other advertisers and their campaigns)
Draw your conclusions based on traffic volumes and avg/max CPM to create your own ultimate-performing campaign.