Here is the changes to the voter registration numbers for each VA locality over the course of the 2022 general election. These files will be updated automatically as the data becomes available. The first graph below is the percent change with the color coding clamped to +/- 3 x the standard deviation, and the second is the absolute percent change.
The computed csv file for the above data is here: https://digitalpollwatchers.org/files/2022/VA/registration-changes/2022-va-general-voter-registration-count-changes.csv