Bottom line: There is no magic number to define low sex drive. It varies. Symptoms of low sex drive in women include: Having less or no interest in any type of sexual activity, including masturbation. Never or only seldom having sexual fantasies or thoughts. Being sad or concerned about your lack of sexual activity or fantasies. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.