Viewing and Analyzing Data Merging Statistics

In CDP, under "Data and Merging", you will see this infobox as an overview for the profiles in CDP/your currently selected audience:

"Merged X raw profiles into Y CDP profiles, resulting in P instead of Q total CDP profiles."

Q: total number of profiles found in the PMS

X: number of profiles that were found to be not unique

P: total number of profiles in the CDP

Y: number of CDP profiles created through the merging