JRPGfan said:
He lateron says its from NPD data, which he has access too. He just wont give the 100% exact number. Yeah unknown site, I know. |
Some of it comes from NPD, but not all of it. I would assume that his company filled in the rest of the empty spaces with their own research similar to how IHS Markit arrived at their XB1 end-of-2016 sales estimate.