Al Azif was written by the "Mad Arab" Abdul Alhazred and, like all copies of the Necronomicon, it drives its readers insane.
... the town the population is spread out with 29.0% under the age of 18, 5.0% from 18 to 24, 29.0% from 25 to 44, 24.2% from 45 to 64, and 12.7% who are 65 years of age or ...