Gov. Palin sold about five times as many of her first book in the first week, IIRC.
When Palin came to the INDY area for her book tour, hundreds were lined up, some driving several hours to get here and waiting for 20 hours to see her.
If Hillary is getting more that a couple dozen at a time, you can bet we'd be seeing the pictures of it. The line would probably look like Jay Carneys Library books in that photo-op