How hard is it to understand, they include digital sales when they can estimate them with a certain degree of accuracy and they don't when they can't. It's not like Sony or Microsoft tell us on a weekly basis what game sold how much on PSN and Xbox Live
Bet reminder: I bet with Tboned51 that Splatoon won't reach the 1 million shipped mark by the end of 2015. I win if he loses and I lose if I lost.