I never took the pre-orders seriously since the numbers change each week. By change, I mean a game can be at 180k one week then at 170k two weeks later. Pre-orders don't mean anyway. Save yourself the time.
Well the chart serves well as a popularity outlook - just don't take the numbers at face value.
The Nintendo eShop rating Thread: http://gamrconnect.vgchartz.com/thread.php?id=237454
The Steam/GOG key gifting thread: https://gamrconnect.vgchartz.com/thread/242024/the-steamgog-key-gifting-thread/1/