I just checked all-time sales, and I'm up over 5100 now, thanks to that serious bump in the last few days from the SourceFed video.
The bottom sales graph is really weird to me. I can pick out various events that caused little bumps, which is cool.
Joystiq.com Indie Pitch article in December
Reddit review in late January
Chez Marcus in July (look at all those French sales!)
SourceFed in October