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The time students spend on the Internet outside of school has steadily increased over the past few years ...

„PISA data show that, on average across OECD countries, the time students spend on the Internet outside of school has steadily increased over the past few years – from 18 hours per week, including weekend days, in 2012, to 23 hours in 2015 to 27 hours in 2018.“
OECD (Hrsg.), „PISA 2018 Results. What School Life Means for Students’ Lives“ (2019), S. 164