I originally found this link on another forum. The original page is in Japanese and can be found here http://www.m-create.com/jpn/s_ranking.html
Scroll to the bottom to see the totals. This data is from May 27 - June 3.
Funny thing is during the same time the PS2 also outsold the PS3
Before you bitch I know there is a thread similar to this one. I felt this warranted a new thread considering how much larger the gap has become.
Edit: DSL stands for Nintendo DS Lite in case you are curious.