What is the time origin of the `Get-NetAdapterStatistics` powershell command

Question

The powershell command Get-NetAdapterStatistics outputs the total bytes sent and received.

Name                             ReceivedBytes ReceivedUnicastPackets       SentBytes SentUnicastPackets
----                             ------------- ----------------------       --------- ------------------
Wi-Fi                              18507109591               12276490       799251283           11158174

But I don't see anywhere the information about when these statistics begin ? (Is this from last computer start, or anything else ??)

Answer 1

I did the test with my wifi network adapter and when it disconnects the statistic restarts.

Before you disconnect it:

Disconnect and reconnect it: