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1. What is the difference in percentage of households with phone devices
2. Which household devices has the lowest number of users.
3. What are the six devices that have increased in the number of owners since 2017.
4. What is the difference between the percentage of households that own a tablet
device in 2017 compared to a smart speaker in 2017.
5. Which device has had the biggest change between 2017-2019.
6. Suggest a reason why the percentage of households owning a smart speaker has increased