Hidden in the PDF file we posted earlier for you chock full of Nintendo financials for Q1, were figures for lifetime sales of current Nintendo consoles.
Well, just for Wii and DSi really.
Here's the rub:
Wii: 52.6 million
DSi: 6.7 million
Note that the DSi launched in Europe on April 3, followed by North America three days later. It debuted in Japan November 1, 2008.