I can only speak for myself, but no, I've got no statistics.
I wouldn't have suspected there could be such a problem, so I haven't especially been looking out for it. Even so, the tendency in my games has been obvious at times (several games in a row).
Now I learn that at least three other people have observed the exact same phenomenon. Sounds to me like it might be worth an investigation.
(sakla) If you click on a person's name and then click Finished games you will have a list of games that have been completed, then click on the name of the game to get a summary of all of these games, then click on the name of the game again and you will have a game to view and analyze. (Servant) (Bütün ipuçlarını göster)