Following are the data I created on a day;
iPhone/PC
Screen time
Battery usage
Data usage
App engagement (Facebook, Instagram, Spotify, Slack) – time, in-app activities (likes, messages, etc.)
Music preference
Location
Words I searched on google
Website I visited
Emails received and sent
New events on my calendar
Health devices
Sleep duration and quality
Heart rate and Respiration (rate, variability, inhalation/exhalation time)
Number of steps
Weight, Body fat, and BMI
School
Class attendance/participation
TechCash usage
Exercise
Check-in time for a gym
Distance and duration I biked, and calories I burned
Others
Water usage
Electricity usage
Food I ordered
Payment information by credit card