Comparing total physical software releases between Nintendo hardware

The “other” region, according to the original data, “consist of new software titles released only in the European market from FY3/2013.”
Downloaded Nintendo Power titles are excluded from Japan’s GameBoy numbers.
The numbers for the Nintendo DS include games for the Nintendo DS, Nintendo DS Lite, Nintendo DSi, and Nintendo DSi XL and does not include Nintendo DSiWare.
The number of new titles for Wii does not include that of Virtual Console and WiiWare.
Family Computer Disk Drive System titles are excluded from Japan’s NES numbers and downloaded Nintendo Power titles are excluded from Japan’s SNES numbers.
Both the 3DS and Wii U numbers only include physical sales.