There's no such thing as a normal number of bowel movements per day. (babycenter.com)
Those receiving the fiber supplement had a higher number of bowel movements per day (1.0) compared to those not receiving the fiber supplement (0.7 / d). (nap.edu)
While there is no set number of bowel movements a person should have, it's abnormal to go three or fewer times per week. (healthline.com)