I reported this over at aslain
https://aslain.com/index.php?/topic/17421-bug-been-there-for-years-with-not-located-addon-missing-damage-in-the-overview-result/&tab=comments#comment-86602
Anyways, XVM is the cause of not showing damage and other stats after match results window.
This is without XVM
This is with XVM and other addons, but tested with only XVM and did not show up any stats/numbers