The Mae Young Classic Tournament has officially started a week ago with the release of its first four episodes available only on The WWE Network. Ever since The Mae Young Classic Tournament started, it has been a huge hit on the WWE Network. 
As said earlier, the first four episodes was released a week ago followed by the next four episodes which was released just this week. For the past two weeks, the top eight most watched programs on The WWE Network were all eight episodes of the tournament. That means that the first episodes, which were released a week ago, were still pulling more viewers than either the NXT or 205 Live shows.
Source: Wrestling Observer Newsletter