What was Adopt Me highest player count?

I'm curious about the popularity of the game Adopt Me. Could you please tell me what its highest player count has been so far? I'm interested in understanding the scale of its success and how it compares to other popular online games. I'm hoping to get a sense of the demand and engagement it has generated among players. Additionally, if there's any insight you can share about the factors that have contributed to its growth, that would be greatly appreciated.