Normal frequency is between 3 per day to 3 per week, but normal doesn’t necessarily mean healthy. Populations eating high enough fiber diets to reach that 2-3 times a day number have 1/50th the rate of heart disease, gallstones, and appendicitis, 1/25th the rate of diverticulitis, hemorrhoids, varicose veins, and hiatal hernia, and 1/10th the rate of colon cancer