Ofcom research of time spent on mobile in 2022 - https://www.ofcom.org.uk/__data/assets/pdf_file/0026/247544/annex-5-ipsos-iris-passive-monitoring-analysis.pdf
Ofcom research of time spent on mobile in 2022 - https://www.ofcom.org.uk/__data/assets/pdf_file/0026/247544/annex-5-ipsos-iris-passive-monitoring-analysis.pdf