Time spent per day on mobile devices:

2022: 4.5 hours
2021: 4.4 hours
2020: 4.3 hours
2019: 3.7 hours
2018: 3.6 hours
2017: 3.4 hours
2016: 3.1 hours
2015: 2.8 hours
2014: 2.6 hours
2013: 2.3 hours
2012: 1.6 hours
2011: 0.8 hours
2010: 0.4 hours

source: eMarketer (U.S. adults)

— Jon Erlichman (@JonErlichman) February 21, 2022