This is a GSM dataset acquired in partnership with a Brazilian telecom company that comprises several areas in diverse states in Brazil with a 15-minute granularity.The dataset contains 526.894 instances from 12 months or 350 days starting in September 2017 and finishing in September 2018 consisting of 4.545 individuals. The points were recorded in many cities in Brazil with a coarse granularity of one point every 15 minutes. No information about the users is derived from these data as the entire dataset is anonymized. Each point consists of a user sequential identification number, a pair of (latitude, and longitude), and a timestamp. Please cite the following papers in order to use the datasets: T. Andrade, B. Cancela, and J. Gama, "Discovering locations and habits from human mobility data," Annals of Telecommunications, vol. 75, no. 9, pp. 505–521, 2020. 10.1007/s12243-020-00807-x (DOI)and T. Andrade, B. Cancela, and J. Gama, "From mobility data to habits and common pathways," Expert Systems, vol. 37, no. 6, p. e12627, 2020.10.1111/exsy.12627 (DOI)