The word appears 100 times.
The word appears more frequently in the latter half of the book due to the influence of Yankee's on the south. This is when the word is really introduced.
At one point Scarlett is highly offended by some white women who use the term to refer to her driver - whom she thinks of as part of her family. The driver is shocked as well.
An interesting take on the use of the word throughout.
Too many instances to record.