OMG I lived a lie since 2013.Wasn't it >1m before??
NeoGAF - View Single Post - NPD Sales Results For March 2017 (Up2: Year to date charts, platform specific charts)
No it is not an error. Currently Switch is the No. 2 debut platform since our records (1995) beating the XBO.
XB1 NPD November launch numbers < 906k.
Looks like NPD did adjustments to the numbers.
http://www.neogaf.com/forum/showpost.php?p=234356837&postcount=377