Article suggests 5.6 mill Vive and Rift sold this year
3.6 million Vive and 2 million Rift. Let's hope that's rght but is about ten times higher than other numbers that have been quoted but would explain the 8.5 million in revenus expected this year.
https://www.cnet.com/news/virtual-reality-vr-has-arrived-but-its-not-really-here-yet/